With Liverpool dropping to the Europa League this season, we’ve already seen a raft of youngsters turn out for the first-team. Some of those have done better than others. Jarell Quansah for example has been a revelation in defence, while the likes of midfielder James McConnell have impressed, too. Others have struggled slightly, signalling that they may not yet be ready to make the step up. Unfortunately, you’d have to accept that Luke Chambers falls into that category. The 19-year-old is very highly rated and was even targeted by Bundesliga leaders Bayer Leverkusen this summer. Injury to Andy…