 In December 2009 expansion of the drone attacks was authorized by Barack Obama to parallel the decision to send 30,000 more American troops to Afghanistan.Senior US officials are reportedly pushing for extending the strikes into Quetta in Balochistan against the Quetta Shura.Speaking at a news conference in Islamabad on 7 January 2010 Senators John McCain and Joe Lieberman stated the drone attacks were effective and would continue but stated that US would make greater efforts to prevent collateral damage.