INDIANAPOLIS A jury has convicted the man who shot and killed George Nelson Sr., owner of one of Indy's most beloved soul food restaurants, Pa and Ma's Backyard BBQ.Justin Jones was found guilty of Murder and a Felony Firearm Sentencing Enhancement after a four-day trial, Marion County Prosecutor Ryan Mears announced.On Aug. 21, 2024, IMPD officers were called to the 2600 block of Dr. Martin Luther King Jr. Street and found Nelson suffering from…