President Obama is under the gun when it comes to Mayor Bloomberg and his crusade against illegal weapons. Bloomberg, generally considered a White House ally, put Obama on notice after he fired off a letter to the White House this month where he reportedly accused the president of dragging his feet when it comes to gun control, according to a report today. In the March 3 letter sent from Bloomberg's coalition, Mayors Against Illegal Guns, the mayor points to a... (GunPolicy.org)