Michigan school shooting leaves three students dead and eight wounded

Students report there had been rumors of possible violence at the school for a long time'

A 15-year-old student opened fire at his Michigan high school on Tuesday, killing three other students and wounding eight other people, authorities say.

Oakland county undersheriff Mike McCabe identified the three students who were killed as a 16-year-old boy and two girls, ages 14 and 17. He said two of the wounded were undergoing surgery as of Tuesday evening and six others were in stable condition. One of the people wounded was a schoolteacher, authorities said.