Cub Scouts from Pack 193 do their part to clean up Riverfront Park Thursday afternoon as part of their Leave No Trace studies. Working above are, from left, Mason Tucker, 6, Hayden Hughes, 9, Nicholas Powell, 9, and Lane Tucker, 9. Mason and Lane are the sons of Renee Tucker; Hayden is the son of Brooke and J.J. Hughes; and Nicholas is the son of Laurie and Jeff Powell.