Sergio Perez claims Force retains F1 championship lead after finishing seventh in Bahrain . Mercedes teammate Lewis Hamilton wins race after overtaking Sergio Perez claims Force at start . Ferrari president Luca Di Montezemolo also voiced his concerns . Hamilton is slowed down by safety car after spectacular accident . Nico Rosberg India 's second podium finish in team 's history .
Sergio Perez claims Force retains F1 championship lead after finishing seventh in Bahrain . Mercedes teammate Lewis Hamilton wins race after overtaking Sergio Perez claims Force at start . Hamilton is slowed down by safety car after spectacular accident . Nico Rosberg India 's second podium finish in team 's history .