World Champion Sebastian Vettel makes a stunning comeback at the controversial Bahrain GP. Here are some assorted pictures that tell the tale of the weekend at Sakhir.

Bahraini Crown Prince Sheik Salman bin Hamad Al Khalifa, right, gestures to Bernie Ecclestone, president and CEO of Formula One Managment after they met in the paddock after the second free practice ahead the Bahrain Formula One Grand Prix at the Formula One Bahrain International Circuit in Sakhir, Bahrain, Friday, April 20, 2012. Authorities in Bahrain have stepped up security around the Formula One circuit at the start of the controversial Grand Prix racing weekend - AP