Birmingham City have lost eight of their opening 13 matches, as they fell 2-0 to Millwall.
English Premier League: Sofiane Boufal (85') Southampton 1-0 West Brom
Australia's Aaron Mooy once again proved his worth for Huddersfield, coolly placing in the opener against Manchester United.
Neven Subotic feels while Dortmund got out to an early lead, Eintracht Frankfurt were clinical in the second half.
Shinji Okazaki's goal proved to be the winner as Leicester fended off Swansea City's rally for a 2-1 away win.
Wolves strengthened their position in the Sky Bet Championship with a narrow 3-2 win over Preston North End.