Richarlison’s poor form in front of the goal continued as he missed an easy chance to put Spurs ahead.
Just three minutes after coming on, he had the opportunity to make an instant impact.
The substitute is unmarked in the six-yard box as Porro pings in a fantastic cross at the far post. But the Brazilian somehow headed it wide.
Watch the miss below
Just four minutes after this, West Ham scored at the other end to take the lead after a defensive mistake from Udogie.