Chelsea have Romeo Lavia back fit again preparing during this summer’s pre-season and his reintroduction could be vital next year. Romeo Lavia, 20, joined Chelsea last summer from Southampton. His debut campaign is one he’ll want to forget because injury meant he only actually made one appearance, though. Thankfully, the Belgian midfielder’s back fit and with the squad during their current pre-season tour of the United States. Chelsea fans loved Lavis’s performance against Wrexham. He’s followed that up with two more appearances in friendly matches against Celtic and Club America in the US. He…