Why Bush vs. Rubio Is Getting Testy

First Read: “They’re both competing for the same donors, and both are feeling pressure to show progress. And frankly, they’re both stuck in the second tier right now. Bush is trying to jump-start a surge with a massive TV buy, hoping that by November, polls will consistently show Bush at the top instead of treading water. For their part, Rubio’s camp has been trying to will momentum into appearing, but the facts haven’t yet matched his perceived potential. He too needs to show progress soon if he wants donors to start viewing him as the best establishment investment.”