New Jersey Gov. Mikie Sherrill called on handpicked Lt. Gov. Dale Caldwell to resign by Friday after an independent investigation substantiated sexual harassment and two ethics violations.The investigation found Caldwell told a female staffer that "you young women are looking for young sperm" after she told him her younger friend was not interested in a romantic relationship with him.Investigators concluded the sexually charged remark constituted sexual harassment and said Caldwell's denial that he made the comment was not credible.The staffer said she subsequently attempted to distance hersel...