By Jude Summerfield Mauricio Pochettino says Chelsea summer signing Romeo Lavia remains far away from a return to first-team action due to injury. Belgium international Lavia impressed in his debut Premier League season with Southampton last year and ended up spurning transfer interest from Liverpool to move to Stamford Bridge. However, persistent fitness issues have limited the 20-year-old defensive midfielder to just one league appearance so far in 2023/24, that coming in a 2-1 home win over Crystal Palace in late December. Lavia picked up an injury in the game and hasn’t been seen since. As…