Barcelona's Champions League comeback is tough to comprehend

1:57 | Planet Futbol
Barcelona's Champions League comeback is tough to comprehend
SI senior writer Grant Wahl says PSG's collapse to Barcelona in the UEFA Champions League Round of 16 could scar its players for the rest of their careers.
SI Apps
We've Got Apps Too
Get expert analysis, unrivaled access, and the award-winning storytelling only SI can provide—from Peter King, Tom Verducci, Lee Jenkins, Andy Staples, Grant Wahl, and more—delivered straight to you, along with up-to-the-minute news and live scores.