Saracens’ George Kruis escapes with three-week ban for dangerous tackle

• Will miss two European games but free for Six Nations squad• Lock pleaded guilty to offence against Gloucester last FridayThe Saracens forward George Kruis will be available for England’s Six Nations opener against Wales in Cardiff after he escaped with a three-week suspension for the dangerous tackle he committed against Gloucester at Kingsholm last Friday.The lock, who made his Test debut as a replacement in November, was found guilty of upending the Tongan winger David Halaifonua but a Rugby Football Union disciplinary panel ruled that the offence was not at the top end of the scale.Kruis…