A 1-1 draw in the first leg left this knockout round playoff intriguingly poised. Napoli are led by Toronto FC-bound Lorenzo Insigne; Pierre-Emerick Aubameyang leads the Barca attack.
He only turned 19 in December, but Scally is growing up fast with Bundesliga club Borussia Monchengladbach. He talks to ESPN about life in Germany and his World Cup aspirations with the USMNT.
The MLS season kicks off this weekend and with that comes new jerseys for all 28 teams. Whose shirts blew us away and whose duds were, well, duds? Hint: It's a west coast battle to be No. 1.