Spanish press claim Gary Cahill did not play for Chelsea against Barcelona because of the news of Ryan Mason's retirement from football.
The 16-year-old has already played for the Dungannon Swifts first-team in the NIFL Premiership and will be a welcome addition to Celtic's academy.
The former Celtic man felt his old side deserved more of a lead than 1-0 to take to Russia after a dominant display last Thursday.
Celtic could not create too many openings for their front man in Scotland, but that should not be the case in the second leg.
With Chelsea and Manchester City also interested, will Spurs have to qualify for the Champions League in order to sign Wilfried Zaha from Crystal Palace?
The young Celtic left-back played as an attacker for most of his youth career but he has found himself re-learning the game as a full-back.
The introduction of Charly Musonda changed the game in the first leg, but is he again better as an impact substitute?
Celtic drew 0-0 with league strugglers St Johnstone, just a few days after recording the best result of their season so far against Zenit St Petersburg.
Isaac Christie-Davies' contract with Premier League giants Chelsea is expiring soon and Championship side Queens Park Rangers are watching closely.
The South African international eventually joined Mamelodi Sundowns.