YANKTON — A 5-0 weekend produced a championship for the Palace City Post 18 Junior Legion at the Daryl Bernard Tournament. En route to the title, the Post 18 Juniors took out Vermillion and Worthington (Minn.) twice each in addition to beating the tournament hosts from Yankton. Palace City improved to 16-10 on the season with the unbeaten tournament run. In the title game at Riverside Field on Sunday, Palace City took down Worthington 9-3 behind…