Tampa Bay Times: While much of the Washington news media were fawning over Sen. Marco Rubio's knowledge of rap music (Tupac over Biggie, he says), his remarks questioning global warming at an event Tuesday drew more serious discussion. "First of all, the climate is always changing. That's not the fundamental question," Rubio said when asked at a BuzzFeed event if global warming is a threat to Florida. "The fundamental question is whether man-made activity is what's contributing most to it. I understand that people...