McLaren Mercedes Formula 1 car debuts
Alonso tests MP4-22 in Spain
The McLaren Mercedes MP4-22 had its track debut at the Valencia circuit in Spain on Wednesday.
Alonso completed 57 laps with his fastest time on the track (after the smoking pit stop) at 1 minute, 12.053 seconds.
The test follows the announcement thatto celebrate its sponsorship of the McLaren Mercedes team.