Chelsea attacking midfielder, Cole Palmer has identified Liverpool captain Virgil van Dijk as his toughest opponent. Van Dijk is widely regarded as one of the greatest defenders in the Premier League. During a Q&A with the Blues’ official X/Twitter account, the young England international was asked who he has had the most difficulty playing against, and he chose “Van Dijk.” Van Dijk and the 22-year-old have met five times with the England attacker being on the winning side just twice. Palmer is yet to taste victory against Liverpool as a Chelsea player, suffering three losses. He came off the …