across houston. the target, an unknown gunmen said to have ambushed police, killing one deputy, wounding two others. >> maybe three officers down at location. >> you've got two officers shot in the leg and one in the back. they need the freeway shut down. >> reporter: the freeway happening here, a north houston sports bar, around 2:00 a.m. the deputies, constables from harris county, were working a security shift. they were called outside to a disturbance when they were attacked. >> we believe they were ambushed, shot from behind with a suspect with a rifle. >> reporter: the slain deputy, 30-year-old kareem atkins, father of a newborn baby. his comrades lining the streets to say good-bye and determined to catch his killer. >> what happened tonight was evil. and now the good is going to sweep in and i hope for swift justice. >> reporter: the shooter still at large said to be a hispanic male in his early 20s. >> your loss is also america's