nbc's george solis has the story. >> we need justice! we need accountability! >> reporter: anger growing over the death of jakeem williams, who was shot and killed at a central florida apartment complex late last month. winter garden police arresting 57-year-old ralph hinsle who faces first degree murder charges. he's pd not guilty. according to an arrest affidavit, surveillance video from the complex shows the suspect walked from the leasing office with his firearm, walked around a nearby building, lying in wait as the 32-year-old father rode past on an atv. witnesses telling police they observed two loud shots and overheard hinsle saying "i killed him." hinsle self-surrendered when please arrived on scene. >> reporter: local police say they've responded to complaints prior. >> he must be convicted of first degree murder. >> reporter: ben crump is representing the family. >> this white man took the law into his own hands and killed this young black father. >> reporter: hinsle remains in custody. >> our baby took his first steps the day after his dad's passing.

here is george solis. >> we need justice! we need accountability!> reporter: tonight anger growing over the death of ja'keem williams, who was killed last month. winter garden police arresting 57-year-old ralph hensel, who is facing first-degree murder charges. he has pled not guilty. surveillance video from the complex shows the suspect walk from the leasasing offi with his firearm, walked around a building, lying in wait as a 32-year-old father rode past on an atv. witnesses telling police they observed two loud shots and then overheard hensel saying, "i killed him." police said hensel self-surrendered when they arrived on scene. >> i shouldn't have to bury my son. >> reporter: williams' mother inconsolable. lol police say they have responded to atv complaints at the complex at least four times this year, but it's unclear if the pair had any prior encounters in the past. >> he must be convicted of first-degree murder. >> civil rights attorney ben crump is now representing the family. >> this white man took the law into his own hands and killed thi