The Oregon State Marine Board outlawed fast-moving jet boats on the Upper Rogue River after a long and contentious battle.

Here are some of the reasons why aircraft can catastrophically veer toward the ground like a medevac jet did in Philadelphia on Friday night.

All 67 people on board the plane and the helicopter were killed. An American Airlines regional jet went down in the Potomac River near Washington, D.C.'s Ronald Reagan Washington National Airport ...