he became a police officer, he said, to make a change in his own community, sharing this video with his new york high school inspiring younger students to go after their goals. he had i had to put in the work. i had to put in 900% effort. 100%. and you know what? if it takes some time after school, you know, then so so be it. because you got to do it. if you don t do it, you re not going to make it in life. reporter: only 22 years old, and he accomplished a lot as an officer here in new york city. investigators say this is the gunman here, the previous mug shot. at the time of the shooting in harlem, investigators telling fox news mcneil was on probation for a felony drug charge. his rap sheet, arrested nearly a half dozen times in other states for a variety of serious offenses. the second police officer who shot, 27-year-old wilbert mora, he s in critical condition. the nypd telling us he ll be transferred to another hospital and remains in critical condition. just this month