The 9 O'clock News: The biggest stories (Aug 25, 2012)

NDTV accesses details of a new CBI case against Suresh Kalmadi, filed last week, pointing out how he favoured a particular Swiss firm for contracts related to the Commonwealth Games. Also a day after the third fatal shooting in America this month, the New York Police commissioner admits police gunfire is responsible for wounding all nine people outside the Empire State Building yesterday. As the gun control debate hots up ahead of a presidential election, the right to own firearms is protected by the US constitution, but should the US tighten its gun laws?