Imran Khan injured in Pak rally

Rescue workers rush Imran Khan, Pakistan's cricket star turned politician to hospital in Lahore, Pakistan on Tuesday, May 7, 2013.

One of Pakistan's most prominent politicians, former cricket star Imran Khan, fell from a stage at a political rally Tuesday, leaving him with two hairline skull fractures and uncertainty hanging over his ability to campaign ahead of Saturday's general election.

Rescue workers rush Imran Khan, Pakistan's cricket star turned politician, to a hospital in Lahore, Pakistan on Tuesday, May 7, 2013.

One of Pakistan's most prominent politicians, former cricket star Khan, fell 15 feet from a stage at a political rally Tuesday in Lahore, leaving a gash on his head and uncertainty hanging over his ability to campaign ahead of Saturday's general election.

Pakistan's former cricket star turned politician Imran Khan addresses an election campaign rally in Charsadda, Pakistan on Saturday, May 04, 2013.

Imran Khan, Pakistan's cricket star turned politician addresses an election rally in Karachi, Pakistan, Tuesday, May 7, 2013. Pakistan is scheduled to hold parliamentary elections on May 11, the first transition between democratically elected governments in a country that has experienced three military coups and constant political instability since its creation in 1947.

Pakistan is scheduled to hold parliamentary elections on May 11, the first transition between democratically elected governments in a country that has experienced three military coups and constant political instability since its creation in 1947.

Pakistan is scheduled to hold parliamentary elections on May 11, the first transition between democratically elected governments in a country that has experienced three military coups and constant political instability since its creation in 1947.

Pakistan's former cricket star turned politician Imran Khan looks to a supporter from a helicopter as he leaves after addressing an election campaign rally in Charsadda, Pakistan on Saturday, May 04, 2013.