■By PAUL REES

LEE Blackett believes there should be no let-up in the drive to eliminate dangerous challenges after referees showed a higher tolerance threshold during the Lions tour of South Africa than they did in the second half of last season’s Premiership.
A number of players got away with challenges in South Africa that would have earned a red card during a Premiership season that saw a record number of players sent off with Wasps having two dismissed.
“It all comes down to what the aim of this is,” said Blackett, below, the Wasps head coach. “It...