3 Cubs hitters who could be logical trade targets for Mariners

With the trade deadline approaching, the Seattle Mariners could use another right-handed hitter. Seattle's strong pitching rotation could help them acquire a replacement for Rob Refsnyder, who has struggled mightily at the plate. One club that could be a logical trade partners with the Mariners is the Chicago Cubs. The Cubs need more starters, and the Mariners need a bat or two. The Athletic's Ken Rosenthal and Will Sammon mention right-handers Luis Castillo and Emerson Hancock as two potential trade fits for Chicago. Who on the Cubs' roster could the Mariners have interest in return? "The Chicago Cubs, who already have acquired left-hander David Peterson and righty Aaron Civale while trying to patch together their rotation, seemingly would be a team interested in Hancock," Rosenthal and S