Democratic presidential candidate Joe Biden told a crowd of supporters on Tuesday that "we choose truth over facts," apparently referring to the Democratic Party. "We choose science over fiction; we choose truth over facts," Biden said, drawing applause. The former vice president has a history of tripping over his words. Biden continues to hold a formidable lead in national Democratic primary polls. He leads the next two closest opponents, Sen. Bernie Sanders (I, Vt.) and Sen. Elizabeth Warren (D., Mass.), by over 15 percentage points. Although he avoided another awkward exchange with Sen. Kamala Harris (D., Calif.) in the most...