A gambler lights a cigarette at a slot machine in Harrah's casino in Atlantic City N.J. on Sept. 29, 2023. A national anti-smoking group and a Michigan health system are enlisting shareholders of major gambling companies including Boyd Gaming, Bally's, and Caesars Entertainment to push the companies to study the financial effects of eliminating smoking in their casinos. (AP Photo/Wayne Parry)
Ray Jensen Jr., assistant director of the United Auto Workers Region 9 office, shows his T-shirt during an anti-smoking rally in Trenton N.J. on April 5, 2024. A national anti-smoking group and a Michigan health system are enlisting shareholders of major gambling companies including Boyd Gaming, Bally's, and Caesars Entertainment to push the companies to study the financial effects of eliminating smoking in their casinos. (AP Photo/Wayne Parry)
Lamont White, a dealer at Atlantic City's Borgata casino, speaks during an anti-smoking rally in Trenton, N.J. on April 5, 2024. A national anti-smoking group and a Michigan health system are enlisting shareholders of major gambling companies including Boyd Gaming, Bally's, and Caesars Entertainment to push the companies to study the financial effects of eliminating smoking in their casinos. (AP Photo/Wayne Parry)
Casino workers hold signs during an anti-smoking rally in Trenton, N.J. on April 5, 2024. A national anti-smoking group and a Michigan health system are enlisting shareholders of major gambling companies including Boyd Gaming, Bally's, and Caesars Entertainment to push the companies to study the financial effects of eliminating smoking in their casinos. (AP Photo/Wayne Parry)