Dems score win as GOP senator helps advance Iran war powers resolution

A Senate Republican spurned by President Donald Trump joined Senate Democrats to handcuff his war powers in Iran and provided the key vote to advance a war powers resolution through a key hurdle. 

Sen. Bill Cassidy, R-La., who lost his primary bid over the weekend, sided with Senate Democrats in their war of attrition to curtail Trump's policing powers in the Middle East. It comes after Democrats successfully gained another defector, Sen. Lisa Murkowski, R-Alaska, last week. 

Cassidy...