2014 Bahrain Formula 1 Grand Prix - First free practice

10:49
Hello and welcome to live text coverage of opening free practice for the Bahrain Grand Prix!
10:50
Just a few days have separated Lewis Hamilton's triumph in Malaysia and this weekend's Bahrain event, which will take place at night for the first time
10:51
FP1 will commence in daylight, with the floodlights switching on for the first time in FP2
10:51
Tyre supplier Pirelli has brought its Soft (Yellow) and Medium (White) compounds to Sakhir
10:52
There are also two DRS zones in place; the first comes along the back straight, with the second situated on the main straight
10:53
For the first session of the weekend, three teams will be running reserve drivers
10:53
Giedo van der Garde is replacing Esteban Gutierrez at Sauber, Felipe Nasr takes the place of Valtteri Bottas at Williams, and Robin Frijns is taking over Kamui Kobayashi's seat at Caterham
10:55
There has been some positive news regarding Michael Schumacher's condition this morning
10:55
The German is "making progress" and showing "conscious moments" as doctors continue their efforts to bring him out of his medically induced coma
10:55
11:00
The green light switches on at the end of the pit lane. FP1 is go!
11:01
Ericsson and Vergne are the first drivers out
11:02
Plenty of cars following for their install laps
11:02
Remember, drivers have to hand back the extra set of Prime tyres after the opening 30 minutes of the session
11:03
11:05
"I've lost drive at the moment. I don't have much power," reports Rosberg
11:05
Just the McLarens of Button and Magnussen yet to appear
11:07
Plenty of flow-vis paint on Perez's Force India
11:08
Button and Magnussen head out for the first time today
11:11
Rosberg has stepped out of his Mercedes, with mechanics now taking a look at the car
11:11
Magnussen says his car is pulling to the left under braking
11:13
The Dane now confirms that there is a problem with his brakes, explaining that "the pedal went long"
11:14
He pits to allow his mechanics to investigate
11:15
The new brake-by-wire systems should be pushed to the limit this weekend
11:15
Frijns clocks the first time of the session, lapping in 1:45.483
11:16
Although he is not taking part in FP1, Kobayashi is helping out at Caterham...
11:16
11:18
Kvyat moves to the front with a 1:39.453
11:18
Williams reserve Nasr, taking part in his first Formula 1 session, is holding second
11:19
The Brazilian is conducting aero runs at the moment
11:19
Vergne edges out Nasr to make it a Toro Rosso one-two
11:20
Perez now splits the STR duo in his Force India
11:21
Button goes third, with Alonso slotting into fourth
11:22
Hamilton and Rosberg are back out for Mercedes and gradually improving
11:23
Rosberg goes fastest on 1:38.508
11:23
Hamilton usurps his team-mate with a 1:38.395
11:24
"I have no rear-end at all," says Grosjean over the radio
11:24
Hulkenberg is up to third, just ahead of Raikkonen
11:24
Replays show Vergne locking up heavily into the first corner
11:26
Turn 1 has been renamed after Michael Schumacher for 2014
11:27
Ricciardo's Red Bull is running with lots of flow-vis paint at the rear
11:28
Massa steps out of his Williams and walks to the rear of the garage
11:29
He has been reunited with former race engineer Rob Smedley, who is attending his first event for the team this weekend
11:30
Another mistake for Vergne, this time at Turn 13
11:31
After a brief spell of silence, Maldonado takes the Lotus back out
11:32
Ericsson and Massa are the only drivers yet to post a time, as we pass the half-hour mark
11:35
11:36
Lots of work being carried out in the Mercedes garage
11:36
It's a similar situation at McLaren, with Ron Dennis watching on
11:40
Maldonado is sliding all over the track in his Lotus
11:43
Chilton, Frijns, Grosjean and van der Garde are the only drivers on track at present
11:43
Replays show Frijns running wildly over the exit kerbs at the final corner
11:46
It looks as though Button has had a spillage in his McLaren
11:47
Replays show a mechanic wiping his seat
11:49
Kvyat moves up to fourth for Toro Rosso
11:49
Magnussen heads back out after his earlier brake issues
11:49
Vettel, with another new helmet design, gets strapped back into his cockpit
11:50
Alonso has stopped in the middle of the pit lane
11:50
Mechanics are quickly on the scene to wheel him back
11:51
Unbelievable. Ferrari has fitted Alonso's car with one Soft and three Medium tyres. What a bizarre situation!
11:52
Could that lead to a fine or penalty?
11:54
Raikkonen heads back out, with the correct tyres fitted to his car
11:54
11:55
Button up to fourth, with team-mate Magnussen slotting into fifth
11:55
Button went fastest of all in the final sector
11:59
Massa is back out after a lengthy spell in the Williams garage
11:59
Vettel goes eighth fastest for Red Bull
12:01
Massa up to 10th with his first timed lap of the day
12:01
The pace-setting Mercedes duo remain out of their cars
12:02
Drivers could be choosing to save their engines in this opening session
12:02
We're into the final 30 minutes of FP1
12:02
Mechanics are looking at the floor of Raikkonen's car after the Finn ran wide at Turn 4
12:05
Grosjean and Maldonado still pounding around for Lotus
12:05
12:08
Maldonado has pitted after his latest run
12:08
That leaves team-mate Grosjean and the McLaren drivers out on track
12:10
Raikkonen is back out after checks in the Ferrari garage
12:13
Replays show Grosjean locking up and running wide at Turn 4
12:14
Raikkonen moves up to fifth in his Ferrari
12:14
Moments later, team-mate Alonso goes quickest on a 1:37.953
12:17
Raikkonen misses his braking point for the first corner and runs straight on
12:18
Hamilton and Rosberg are back out for Mercedes
12:19
Hulkenberg improves to put his Force India second
12:20
Rosberg takes the top spot on 1:37.733
12:21
Hamilton is on a quick lap in the sister Mercedes
12:22
Hamilton duly storms clear with a 1:37.502
12:23
That was a rapid response to Alonso's earlier pace-setting effort
12:24
Rosberg locks up heavily into the first corner
12:25
"Only loss to Nico is at Turn 8. He's braking a little bit later - higher apex speed," Hamilton is told over the radio
12:26
Hamilton's 1.37.502 compares to Massa's 1:33.258 during pre-season testing
12:26
But, as Pirelli states, different compounds were being used
12:26
12:27
"I keep running out of power," reports Chilton
12:28
"We are in a race energy mode. We may be down at the end of the straights," is the response
12:28
Teams and drivers are still getting to grips with energy recovery
12:30
The chequered flag comes out, signalling the end of FP1
12:30
Hamilton remains on top for Mercedes, ahead of team-mate Rosberg
12:31
Alonso, after his tyre drama, is the outfit's closest challenger in third
12:31
Perez just missed out on heading back out in the Force India
12:32
As his car is wheeled back to the garage, cars flood back in to the pits
12:32
Stay tuned to the website for a report, full results plus the latest news and photos
12:32
We will be back for FP2, taking place under floodlights, at 6pm local time (GMT +3)