Months after Oct. 10’s flash crash and liquidation cascade, a fresh spat has opened between exchange executives and market watchers over whether a leveraged yield loop, thin liquidity, or busted marke...

With their vote, senators overturned all the provisions of the bill aimed at authorizing the voluntary killing of individuals in an advanced stage of illness....

The House is expected to take up the five-bill minibus and a two-week Homeland Security CR on Monday, with a partial shutdown this weekend....