A federal hearing will examine the safety of air races and air shows after a horrific crash killed 11 people and injured more than 70 at an event in Reno.The hearing announced Friday by the National Transportation Safety Board is not solely related to the Sept. 16 disaster at the National Air Race Championships,monster beats, but the 47-year-old competition will be included in the review,discount monster beats 2011, agency spokesman Terry Williams told The Associated Press.