MLS Today: Previewing Philadelphia and Portland, and should MLS is Back become yearly event?

It’s on to the MLS is Back Tournament semifinals tonight and MLS Today has you covered, taking you right up to the opening kick between the Philadelphia Union and Portland Timbers (8 pm ET | FS1, TUDN, FOX Deportes, UniMás; TSN, TVAS2).

Starting at 7:30 pm ET on, Facebook and Twitter, hosts Susannah Collins, Calen Carr and Charlie Davies will break down all the big storylines ahead of Wednesday night's match, including whether or not Diego Valeri is in the Timbers starting XI.

Union coach Jim Curtin thinks the MLS is Back Tournament should be an annual season-opening event, but should it? Susannah, Calen and Charlie offer their takes.

Also, they’ll look at some of the main contenders for AT&T Young Player of the tournament and an early glance at Thursday’s second semifinal between Minnesota United and Orlando City SC (8 pm ET | ESPN2, ESPN Deportes; TSN, TVAS2).

All that and more on MLS Today starting at 7:30 pm ET.