Los Angeles - Tribune Co.'s L.A. Times will cut 300 jobs, according to an internal memo sent out of Friday. Newspaper publisher A.H. Belo Corp. also announced on Friday it will lay off 500 workers, or about 14 percent of its work force at The Dallas Morning News, The Providence Journal in Rhode Island, The Press-Enterprise in Riverside, Calif., and The Denton Record-Chronicle in Texas.