European rugby bosses are coming under increasing pressure to shift from their hardline stance over fulfilling scheduled fixtures in this season’s tournaments. Much arm-twisting is going on behind the scenes following the chaotic preparations for the Heineken Champions Cup and European Challenge Cup being experienced by Cardiff, the Scarlets, Munster and Zebre. Most of Cardiff’s stranded group in South Africa are hoping to fly back to the UK on Thursday, where they will undergo 10 days of quarantine in a hotel near Heathrow.