i'm francis rivera. >> i'm ayman mohyeldin. a busy couple hours overnight with this manhunt that began after one police officer was killed and another critically won'ted after a shootout near the georgia southwestern university campus. police released this wanting poster offering a $50,000 reward to capture minguell lembrick. kerry sanders has the story. >> an urgent manhunt under way. the suspect, minguell lembrick, accused of shooting two police officers. >> this is a very dangerous individual. we need to have him off the streets. >> 9:40 a.m., the officers responding to a domestic dispute at an apartment complex when shots were fired, the officer hit, and lembrick took off. a nearby golf course, area schools and georgia southwestern university on lockdown. a digital message sent to those on campus at gsw, police secure all doors and windows. >> within minutes of the call, our campus was on lockdown. >> killed officer nicholas smarr, 25 years old. four years on the america's police force. the other officer, four-year veteran