Celtic draw 1 - 1 by Slovenian side Maribor in Champions League qualifier . Scottish side will play second leg next Wednesday . Celtic qualify after Inter Warsaw was thrown out of competition . Porto claims 1 - 0 win at Lille .
Celtic held 1-1 by Slovenian side Maribor in Champions League playoff . Scottish champion will host second leg next Wednesday . Celtic qualified after Legia Warsaw was thrown out of competition . Porto claims 1-0 win at Lille .