Barcelona 4 – AC Milan 0 (Agg. 2-4) (Champions League last 16 second leg, March 12, 2013) (Alternative highlights & Longer highlights.) It took Lionel Messi just 5 minutes to lash home the opener into the top corner to send the Nou Camp wild. Seconds after Mbaye Niang had hit the post, Lionel Messi made it 2-0 Barcelona and level on aggregate. After the break David Villa curled home the third. With Milan still pushing forward, in injury time Barcelona caught them on the break, Jordi Alba finishing the tie off.