Black smoke risers from burning NATO supply trucks in Samangan, north of Kabul, Afghanistan, Wednesday, July 18, 2012. Afghan officials say a magnetic bomb placed on a truck exploded and destroyed 22 NATO supply vehicles in northern Afghanistan. Photo: PTI

Cambodian dancers prepare to perform during a ceremony marking the withdrawal of Cambodian and Thai forces near Preah Vihear temple, in Preah Vihear province, about 245 kilometers (152 miles) north of Phnom Penh, Cambodia, Wednesday. Photo: PTI

England's James Anderson, right, is guided to a pen by Stuart Broad using a whistle during their practice session at the Oval, London, Wednesday. England will play South Africa in the 1st test cricket match at the Oval starting Thursday. Photo: PTI

Indian cricketer Virat Kohli arrives with Indian cricket team in Colombo, Sri Lanka, Wednesday. Photo: PTI

Fredrik Kessiakoff of Sweden, wearing the best climber's dotted jersey, climbs Aubisque pass during the 16th stage of the Tour de France cycling race over 197 kilometers (122.4 miles) with start in Pau and finish in Bagneres-de-Luchon, France, Wednesday. Photo: PTI

A file photo of bollywood’s first superstar Rajesh Khanna who passed away on Wednesday at his residence in Mumbai after a prolonged illness. Photo: PTI

BJP leaders L.K. Advani, Rajnath Singh and Arun Jaitley at the funeral of RSS ideologue Bal Apte in Mumbai on Wednesday. Photo: PTI

Bhubaneswar: School children form human chains to wish Indian sportspersons for the London Olympics in Bhubaneswar on Wednesday. Photo: PTI

Deputy Chairman of Planning Commission Montek Singh Ahluwalia shakes hands with Chief Minister of Uttar Pradesh, Akhilesh Yadav during a meeting to finalise the annual plan of the state, in New Delhi on Wednesday. MoS Ashwani Kumar is also seen. Photo: PTI