Rubio betting on a long-haul strategy to win GOP nomination

BETTENDORF, Iowa (AP) — Under pressure to emerge as the Republican mainstream's presidential contender, Florida Sen. Marco Rubio is increasingly relying on a national strategy as he lowers expectations for February's primary contests.
He's betting big that Republican voters across the political spectrum will ultimately coalesce behind his candidacy in the state-by-state slog for delegates his team envisions for the months ahead.