Lamont Peterson (L) and Amir Kahn at a press conference in Washington in March 2012. Peterson's camp is "disappointed and distraught" by the decision to cancel a world light-welterweight title ... more 

Lamont Peterson (L) and Amir Kahn at a press conference in Washington in March 2012. Peterson's camp is "disappointed and distraught" by the decision to cancel a world light-welterweight title showdown next week against Khan after the American failed a drug test less