“Conte’s got it tactically spot on”
They now take on world champions Germany in the quarter-finals.
Vialli, working for BBC as a pundit, hailed Conte’s tactics and was hugely impressed with his country’s display.
When asked how Italy managed to dominate Spain so much, Vialli replied: “Tactical knowledge.
“I can’t believe it. We’ve been fantastic. We’re full of ideas, look much fresher both physically and mentally.