“Donald Trump and Ben Carson are still dominating the polls, but many in the crowded Republican presidential race are now launching attacks on the candidate who seems poised to be their next major threat: Marco Rubio,” the Washington Post reports.
“The freshman Florida senator has seen small but steady gains in the polls, attention from major donors and a growing collection of endorsements, especially after a well-received performance in last week’s GOP debate. That has quickly made him a prime target for criticism from his rivals, especially Trump and former Florida governor Jeb Bush.”
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