2020: Mulligan's Island proposal is pulled.

https://www.providencejournal.com/story/news/local/2020/12/17/developers-proposed-costco-project-off-table/3906289001/

2021: Mayor says Costco can come, but not Mulligan's Island

https://www.wpri.com/news/local-news/west-bay/mayor-costco-still-welcome-in-cranston-just-not-on-mulligans-island-property/

2021: City council denies restart of Costco rezoning at Mulligans.

https://pbn.com/cranston-denies-restart-of-costco-project-rezoning-at-mulligans-island/

Edit:

August 2022: "NBC 10's Gene Valicenti says his well-placed sources confirm (the former Citizens Bank property in Cranston) will be a Costco Wholesale club. The developer said nothing’s been signed."

https://turnto10.com/amp/news/local/costco-warehouse-club-cranston-rhode-island-sockanosset-cross-road-route-37-traffic-development-department-of-transportation-topgolf