HARRISBURG, Pa. (AP) — The deadline is approaching for candidates for president of the United States and for state attorney general, treasurer and auditor general to file paperwork to make Pennsylvania’s April 28 primary ballot. Some have already filed ahead of Tuesday’s 5 p.m. close-of-business deadline. Filing for the Democratic presidential primary are California billionaire Tom Steyer, former South Bend, Indiana, Mayor Pete Buttigieg, Minnesota Sen. Amy Klobuchar, Massachusetts Sen. Elizabeth Warren, former New York Mayor Mike Bloomberg and former Vice President Joe Biden. President Donald Trump has filed for the Republican primary.