PROVIDENCE, R.I. — The Republican challenger to House Speaker Nicholas Mattiello's General Assembly seat on Tuesday called on Gov. Gina Raimondo to veto a bill passed in the last few minutes of Saturday's final legislative session at the request of a Mattiello constituent and campaign donor.A day after announcing his intention to run against Cranston Democrat Mattiello, who defeated him by 85 votes in 2016, Steven Frias attacked the deal as special-interest legislation that [...]