chased down a man and beat after police say they chased down a man and beat him to death. i m brian bolter. and i m shawn yancy. police say it all started when ali mohammed threw a brick through the club window and when it was all over he lay dying. fox 5 s wisdom martin is outside the club with new details. reporter: just a couple hours ago police posted this sign on the club officially closing it until further notice. as the investigation continues, police chief cathy lanier says that what happened to the victim in this case after he threw something through this window was a savage beating. he was very nice. he was a humble person and a loving family person. reporter: the family of silver spring resident ali mohammed say they are still trying to understand yes was killed after going to the dc9 why he was killed after going to the dc9 club. i was driving to work, but unfortunately we got a bad call. when i come home i heard that ali was killed on u street.
mohammed walked up and tried to go inside. when he was told no, for some reason he returned holding an object. after he was denied entry he returned to the club and threw a rock or a brick or something through the club window. at that time management employees, employees and associates of the club chased mr. mohammed, chased him down the block. reporter: authorities say the group of men chased mohammed to ninth and u, about a block away. they pushed him to the ground where chief lanier says he was kicked and punched until he was close to death. in my opinion, you know, you talk about a beating like this as a result of a property damage, someone has lost their life from a savage beating what appears to be vigilante justice, ridiculous. it s just ridiculous. reporter: the chief is so upset tonight she ordered the club closed until an investigation is complete. yes, that is in the authority for me to shut the club down and i do intend to do. so. reporter: bill steele