Dec 30

Senator Marco Rubio and former Florida Governor Jeb Bush have received more endorsements from Republican governors and members of Congress than the rest of the GOP presidential field combined. But 2016 may test the power of big-name endorsements.

Nov 27

WASHINGTON — Democratic presidential candidate Bernie Sanders calls climate change the greatest threat to national security. Front-runner Hillary Rodham Clinton promises to install more than 500 million solar panels across the country. On the Republican side, Jeb Bush would phase…