Alexi Lalas previews the Portland Timbers vs. Real Salt Lake 2nd leg

Samantha Yarock is joined by ESPN's Alexi Lalas to find out what Portland can to do win by 2+ goals and what the X-factor is on Sunday night, the match kicking off at 9pm ET on ESPN & ESPN Deportes.

Stay connected: Get access to breaking news, videos, and analysis from North America's best soccer reporters via "This Week in MLS" newsletter or using our FREE mobile app.