Also the fact that we are told by a number of sources that at least one of his brothers videotaped this shooting as it all unfolded. As soon as this press conference gets under way, we will bring it to you live. We are expecting the chief to explain more information about that video and also how this shooting unfolded and how this officer was shot. Reporting live in papal palmer park, im tracee wilkins. Now the search is on for a fourth brother in connection with this shooting. Darcy spencer is in palmer park with more on the men accused of carrying out this attack. Reporter we learned a lot more about the suspects. We now know three brothers are in custody. We have the names of two of those brothers today at this press conference were hoping to find out what the name of that Third Brother is and also what charges theyll be facing in connection with the shooting of this three brothers in custody in connection with the shooting death of Prince Georges County detective jacai colson, gunn