( October 1, 2026, 1:40 PM EDT) -- CHICAGO — A pharmacist who filed a qui tam complaint against Walgreens Boots Alliance Inc., Walgreen Co. and various subsidiaries (collectively, Walgreens) on allegations that the company violated federal law by filling millions of invalid controlled-substance prescriptions and seeking payment through Medicare and other federal health care programs must turn to state courts to resolve his claims that 28 states owe him a portion of the funds they recovered in a multistate agreement reached with Walgreens and in a settlement to end federal claims reached after the government intervened....