The Millville American Little League is wondering if there were any witnesses to the break in at the organization’s clubhouse Monday.The lock at the little league clubhouse, which is located at 655 Sharp Street, was broken, and the building was “trashed,” said the organization in a post.Baseball gear, hats, trophies and other materials were either stolen or thrown on to the fields, on top of the dugout, under the bleachers and all throughout the clubhouse.Millville police are investigating.