Houlton Pioneer Times Photo/Joseph CyrOn Wednesday, at 12:15 p.m., runners in southern Aroostook County gathered at Houlton’s Community Park to participate in the “Run for Boston” solidarity event. Similar runs were held throughout the nation, with photos posted to the group’s Facebook page. Participating are, from left, Melissa York with her dog Ozzy, Julie Tribou, Erica Davis Rockwell, Sarah Sternlieb and Martha Bell.