(Richmond, IN)--A search warrant connected to the murder of a 17-year-old boy on Sunday was executed Tuesday afternoon at a home at the corner of South 21^st and E Street in Richmond.  Lots of law enforcement agents searched the home and a garage but, as of Wednesday morning, no arrests have been made.  Some of the people inside were detained for questioning.  A vehicle was towed from the scene and is expected to be searched for evidence.  Investigators have not released other details of the shooting, including what may have prompted it.