Formula One 2010: Korean grand prix - Friday's practice

Red Bull's Sebastian Vettel exits the pitlane for his first lap on the new track Photograph: Paul Gilham/Getty Images A reasonable amount of spectators are in the main grandstand to watch Mercedes' Michael Schumacher and the rest of the drivers take part in the first practice session Photograph: Mark Baker/AP A nod to traditional Korean design at the brand new circuit Photograph: Mark Thompson/Getty Images Lewis Hamilton checks out the rear wing of his McLaren Photograph: Clive Mason/Getty Images Fernando Alonso and his mechanics wait in their garage before the former world champion heads out Photograph: Mark Baker/AP South Korean army soldiers watch the first practice session Photograph: Andy Wong/AP ... as do some civilians Photograph: Franck Robichon/EPA Dust flies as McLaren's Jenson Button goes a bit too wide on a corner. Maybe the current world champion is a bit too relaxed after his recent break Photograph: Andy Wong/AP Sebastian Vettel cruises down the pitlane after he puts in a few laps. He clocked a best lap time of 1min 39.204sec in the second session which puts him in seventh position Photograph: Paul Gilham/Getty Images No prizes for guessing which team these guys are cheering for Photograph: Philippe Lopez/AFP/Getty Images Hispania's Bruno Senna looks a bit sheepish as his car his lifted from the track after he spun off during the first practice session. He finished the day at the back of the grid after recording a time of 1min 46.649sec. His team-mate Sakon Yamamoto joins him on the back row after recording a time of 1min 45.116sec Photograph: Lee Jin-man/AP Jenson Button climbs out of his car as his pit crew use fire extinguishers after it overheated. Consequently he missed most of the session but still finished the day in fifth place with a time of 1min 38.726sec Photograph: Lee Jae-won/Reuters An engineer checks tyres after the first practice session. There was some concern before the session about the newly laid tarmac being too slippery and it showed with the drivers showing caution as they went around. However, once enough rubber was laid on the surface they were able to push harder Photograph: PHILIPPE LOPEZ/AFP/Getty Images The marshalls clear debris from the final corner between today's practice sessions Photograph: Clive Mason/Getty Images The cranes are still working away as McLaren's Lewis Hamilton powers his car around the track and into third position with a time of 1min 38.279sec Photograph: Diego Azubel/EPA They're not going to finish installing those seats in time if they keep stopping to watch the cars go past Photograph: Toru Hanai/Reuters Lets hope that the ongoing construction of hotels and facilities doesn't distract the drivers as they speed around the circuit Photograph: Franck Robichon/EPA It doesn't look like Robert Kubica was distracted as he finished the day in 4th position with a time of 1min 38.718sec Photograph: Mark Thompson/Getty Images Mark Webber is in pole position after the day's practice with a time of 1min 37.942sec. Those circuit workers in the background need to take a leaf out the Australian driver's book and speed up if they are to finish installing the seats before 50,000 fans arrive tomorrow for the qualifying session Photograph: Diego Azubel/EPA