U.S. to Open Formal Inquiry on Americans Sickened in Cuba

Secretary of State Rex W. Tillerson is opening an investigation into what the government has described as mysterious attacks that sickened or injured 24 Americans in Havana in 2016.

Fast-Changing Tax Bill Is Set to Clear the Senate

Senate Republicans made major changes to their bill, and picked up the votes to push it through the chamber on Friday.

Why a Firm Believer in Tax Cuts Could Derail the Senate Tax Cut Plan

Senator Ron Johnson of Wisconsin, a small-business owner, says the measure would give an unfair advantage to larger corporations.