SuspectsNEW ORLEANS— William and Glenn Hinkle are eacorted from Federal Court after they were arreated here late Tuesday night. The brothers were wanted for questioning in the slaying of a Houston patrolm an. They were arrested for Interstate transportation of a stolen car. (Unlfax).HOUSTON. Teiu (AP)-Pollce said today a pistol taken from two brothers In Jail at New Orleans Is not the gun that killed a Houston policeman.Motorcycle Patrolman Louis L. Sander was slain Saturday night aa he apparently tried to stop s traffic violator A .38 caliber bullet later was removed from hischest.Kenneth Howard Hinkle. 38. and William Glenn Hinkle. 35. brothers and former convicts, worearrested Tuesday nighNew Orleans on a federalcharge of transportinga stolen car which police said Is linked with the Sander slaying.FBI agents took .38 and .32 caliber pistols from the Hinkle brothersand they were brought here for ballistics tests.ItAfter firing two shots with the .38 and comparing the bullets with the slug taken from Sander s body. Houston firearms expert R.R. Silli-van concluded the bullets “ definitely were not fired from the same pistol.”After the tests, Houston Homicide Cape. L.D. Morrison said, “We ve got a lot more work to do.The Hinkles are charged with transporting a stolen car from Little Rock, Ark., to Houston,Jan. 20. a car of similar description was found abandoned in a Houston parking lot Sundaymorning, 12 hoursSander was shot.Sander is believed to have fired five shots at his assailant. He wasshot once in the chest. The abandoned carafterappeared to bear two bullet creases.U.S. Commissioner Fritz Windhorst in New Orleans set bonds of $10,000 each for the Hinkles.Polk* Report Minor MishapHAMMOND - - Twocars bumped in the Southeast Parking Mall on Railroad Ave. Wednesday 5:05 p.m., police reported.Police said Kenneth M. Carroll, 103 Alexander St., Hammond, was backing from parkedwhen his car hit another driven by Marie C. Ridder, Rt. 3, Box 109 B, Hammond, going north inthe mall.