In Boston, the heat forced people from apartments without air conditioning and drove workers to arm themselves with frozen water bottles as the sun beat down on their backs, while trains slowed down to prevent track buckling and system failures.

WASHINGTON − Senate Minority Leader Chuck Schumer, D-New York, was hospitalized June 25, after feeling lightheaded in the gym, according to his office. "Out of an abundance of caution, he went to the hospital to be treated for dehydration and is now back at work in the Capitol,