Lois Openda scored a brace as part of three goals in eight minutes as RB Leipzig triumphed 5-1 at lowly Cologne in the Bundesliga on Friday to underline their Champions League ambitions. Openda grabbed the go-ahead goal for 2-1 in the 62nd and headed the third five minutes later to raise his season tally to 19, before Amadou Haidara in the 70th and substitute Yussuf Poulsen in the 82nd wrapped up the big win against collapsing hosts. Leipzig opened the scoring in the 15th from Xavi Simons to complete a fine move involving Dani Olmo and Benjamin Sesko but Cologne were level just three minutes l…