Letter carriers will be delivering more than the mail in Iowa today. They’ll also be delivering a community service. Richard Watkins is spokesman for the Hawkeye District of the U-S Postal Service. He says postal workers are volunteering to pick up trash today along highways all across the state as part of Iowa’s Adopt-A-Highway Program.Watkins says the post offices across the state have already formally adopted 176 miles of road in 82 of Iowa’s 100 counties.Iowa began its Adopt-A-Highway program in 1989 and now has more than 22-hundred sponsors who cover nearly 57-hundred miles of highway.