Pakistan 's Supreme Court declares amnesty protecting politicians is unconstitutional . He became the Pakistan People 's Party head after Bhutto was assassinated during a campaign rally in December 2007 , and he became president eight months later . Comment: Amnesty , passed in 2007 under then-President Pervez Musharraf , expired last month . As president , Zardari still has immunity from prosecution .
Pakistan 's Supreme Court declares amnesty protecting politicians is unconstitutional . Comment: Amnesty , passed in 2007 under then-President Pervez Musharraf , expired last month . As president , Zardari still has immunity from prosecution .