Former Man United captain Gary Neville says Lisandro Martinez was 'lucky' to escape red card after 'nasty' foul on Cole Palmer, while Roy Keane and Frank Lampard suggest the defender kicked out after being embarrassed by Chelsea star's skill

Martinez, who was nicknamed 'the Butcher' at previous club Ajax, flew into a challenge on Palmer and the studs of his right boot made contact with the Chelsea star's left knee.