Graeme Souness has lauded the impact of Luis Diaz after the Liverpool new boy put in another dazzling display during Saturday evening's 1-0 win over West Ham.
Sadio Mane's poaching instincts were enough to keep the heat on Manchester City at the top of the table, but it was Diaz who stole the show.
The Reds swooped in to pip Tottenham to a £37million deal for the Colombian attacker in the final days of the January transfer window.
