Here's the word from U.S. Soccer:
U.S. Men's National Team forward Aron Johannsson has been sidelined while undergoing treatment for an infection and will not be ready in time for the match against Switzerland.
U.S. head coach Jurgen Klinsmann has added U-23 MNT forward Jordan Morris to the roster. Morris joins the Senior Team after scoring the opening goal in the U-23 MNT's 5-2 win against Bosnia-Herzegovina on March 27 in Tuzla.
The United States will face Switzerland - one of the eight seeded teams in the 2014 FIFA World Cup - on March 31 in Zurich at 12 p.m. ET (Fox Sports 1, UniMas, UDN).
U.S. ROSTER BY POSITION:
GOALKEEPERS (3) : Cody Cropper (Southampton), Nick Rimando (Real Salt Lake), William Yarbrough (Club Leon)DEFENDERS (8) : Ventura Alvarado (Club America), John Brooks (Hertha Berlin), Timmy Chandler (Eintracht Frankfurt), Greg Garza (Club Tijuana), Michael Orozco (Puebla), Tim Ream (Bolton Wanderers), Brek Shea (Orlando City SC), DeAndre Yedlin (Tottenham Hotspur)MIDFIELDERS (8) : Alejandro Bedoya (Nantes), Michael Bradley (Toronto FC), Julian Green (Hamburg), Miguel Ibarra (Minnesota United FC), Fabian Johnson (Borussia Mönchengladbach), Alfredo Morales (Ingolstadt), Danny Williams (Reading FC), Gyasi Zardes (LA Galaxy)FORWARDS (3) : Jozy Altidore (Toronto FC), Jordan Morris (Stanford University), Rubio Rubin (Utrecht)