Saracens coach rejects Glasgow’s claim before Champions Cup quarter-final

• Dave Rennie says ‘push and shove’ utilised to get decisions• I’m not here to talk about them, says Mark McCallSaracens have rejected claims of gamesmanship made by Glasgow’s head coach, Dave Rennie, before Saturday’s Champions Cup quarter-final between the sides. The Warriors have accused the English champions of deliberately seeking to provoke opponents and have urged the match referee, Nigel Owens, not to fall for the tactic.The clubs have already had two feisty pool games this season, described as “very tasty encounters” by the Saracens captain Brad Barritt. Rennie, however, believes a pa…