Teacher who confronted Indiana school shooter lauded as hero

People gather near Noblesville High School on Friday at Noblesville West Middle School in Noblesville, Ind.(Kelly Wilkinson/The Indianapolis Star via AP)

NOBLESVILLE, Ind. — An Indiana middle school student armed with two handguns opened fire inside his science classroom Friday, authorities said, wounding a classmate and a teacher whose swift intervention was credited with saving lives.