A Starbucks location in Havertown, Pa., Tuesday, April 26, 2022. Starbucks says it wants to start contract negotiations next month at 238 U.S. stores that have voted to unionize. The Seattle coffee giant said Monday, Sept. 26 it sent letters to stores in 36 states and the District of Columbia offering a three-week window to start negotiations. (AP Photo/Matt Rourke)