The Premier League's Match Centre account has explained the decision to send off Chelsea striker Nicolas Jackson during the Blues' Premier League trip to Newcastle . The Senegal international was initially shown a yellow card after catching Sven Botman with an elbow, but it was upgraded to red following a VAR check. "VAR checked the referee’s call of yellow card to Jackson – and deemed that the challenge by Jackson on Botman was a serious foul play offence, therefore recommended an on-field