AN EXPRESS TRAIN speeding through central India was switched to a wrong track and jumped the rails Friday, killing at least 14 people and wounding 75, news reports said. . . . THOUSANDS OF CALIFORNIA lawmen gathered in Los Angeles Friday for the funeral of Officer Tina Kerbrat, the first Los Angeles policewoman killed in the line of duty. . . . ADDITIONAL CREDIT guarantees of $67 million have been approved for the Soviet Union to buy soybeans and almonds, the U.S. Agriculture Department said Friday.