Good question.
An American Black Muslim traitor, acting on his religeous beliefs, tried to take out the top command around him.
Meanwhile, the PC censors at CBS have put the original text into the memory hole, taking out any references to "Black Muslim". The current text at the linked article now reads:
At Camp Pennsylvania in northern Kuwait, an American soldier was accused of a rolling three grenades into a command tent, killing one of his comrades and wounding thirteen others. The motive "most likely was resentment," said Max Blumenfeld, an Army spokesman.