MLS ditches U.S. Open Cup, sparking outrage and questions throughout American soccer - Yahoo Sports
USSF rejects MLS's U.S. Open Cup plan - The Washington Post
Relegation and expansion: USL has ambitious plan to surpass MLS as top US soccer league : r/soccer
MLS Open Cup stance backfires as USSF blocks Next Pro teams - World Soccer Talk
Opinion: MLS wrong to remove teams from U.S. Open Cup - Stars and Stripes FC
USSF rejects MLS's U.S. Open Cup plan - The Washington Post
MLS, U.S. Soccer reach U.S. Open Cup compromise - The Washington Post
US Soccer Federation refuses MLS attempt to pull top rosters from US Open Cup
US Soccer denies MLS request to pull 1st teams out of US Open Cup