... and it wasn't the Hindenburg
                                
                                
                                    (Newser) -
                                    The 1937 Hindenburg explosion is history's most famous airship disaster, but a bigger, deadlier, and earlier one involved an American craft that will be commemorated this week, the  AP  finds. On April 4, 1933, the US Navy's 785-foot USS Akron airship plunged into the Atlantic Ocean during a...