The German side have been drawn alongside the Scottish Premiership champions in Group C.
Roberto Di Matteo's men conceded three second-half goals after Jack Grealish's early opener as they fell to a 3-1 loss at Ashton Gate on Saturday afternoon.
Celtic comfortably overcame Aberdeen this weekend.
Tottenham Hotspur have been linked with the Charlton Athletic youngster.
Derby County lost against Burton Albion in the Championship on Friday evening.
Liverpool defender Andre Wisdom is again being linked with a move to Celtic.
Sunderland played out a 1-1 draw with Southampton this weekend.
The former Liverpool captain was forced off in the first half of LA's 0-0 draw with the Vancouver Whitecaps after suffering a recurrence of the hamstring problem that bothered him earlier this season.
Liverpool have been linked with an unlikely move for Christian Fuchs.
Tony Xia has admitted that Aston Villa did make a huge offer for Abel Hernandez - but a different striker could be close to signing.
The Victoria & Albert Museum’s David Bowie exhibition in 2013 became the fastest to sell out in the museum’s history.
Inside a little house on Omaha Street, not far from the border of Washington DC, a father still clutches his Olympic dream. Gary Russell is a boxing man who wanted a family of boxing men who would win a pile of Olympic medals.
Manchester United are reportedly about to sign the Juventus star, joining the Tottenham Hotspur man as one of the most exciting, all-action midfielders in the Premier League.