SEARCH FOR ALEXANDER.-- - - —Terr* Haute Police Trying to Findthe Murderer.(Special to The Indianapolis News ]TERRE BAITS. Ind.. September The police are on duty eighteen hour* out of twenty-four, searching for Matthew Alexander, the negro who murdered Thomas Burke. Sunday night. Many clues have been run down. Sheriff Fastg and j Mayor Steeg have each offered a rewardof tMO. _ ..All plan* have been made to take Alex- [ ander out of the city immediately after his arrest, to Indianapolis. If possible, for safe keeping. Many threats have been made against Alexander. A suspect is under arrest at Vincennes, but the police d«, not believe Alexander has left town.