The third of four suspects in XXXTentacion's murder has been arrested.

According to TMZ, Robert Allen was tracked down by U.S. Marshals in Eastman, GA. He was hiding out at his sister's house. 

He's currently being held in Dodge County and will be extradited to Broward County, Fla. to face charges. Police said Allen's sister fully cooperated when they arrived.

Allen was seen on surveillance video at the motorcycle shop in Deerfield Beach, Fla. where XXXTentacion was shot and killed in his car. He was allegedly in the car that ended up boxing X's car in.

He has a lengthy criminal past, including carrying a concealed firearm and trafficking cocaine. In fact, he was hit with 22 felonies in 2016 alone.

Allen is the third person to be arrested in XXXTentacion's murder. Michael Boatwright and Dedrick Williams are already in custody.  Trayvon Newsome, the alleged triggerman, is still on the run.