Rubio scores first victory, in Minnesota's caucuses

Marco RubioMarco Antonio RubioOvernight Defense: Tillerson, Trump deny report of rift | Tillerson says he never considered resigning | Trump expresses 'total confidence' in secretary | Rubio asks Army to kick out West Point grad Rubio asks Army to kick out West Point grad with pro-communist posts GOP establishment doubts Bannon’s primary powers MORE is projected to win his first state of the presidential primary season, claiming victory Tuesday in the Minnesota caucuses.

The Associated Press called the race for the senator at 11:15 p.m. EST. 

Rubio's win in Minnesota gives him a valuable point to promote for the next few weeks as he runs toward his must-win primary in his home state of Florida.
While not a huge boost to his delegate count, the victory allows Rubio to break what has been the most damaging storyline plaguing his candidacy so far – the notion that he is a media darling who continually falls short in electoral contests.
Rubio's win gives him a counterpoint to his rival Ted CruzRafael (Ted) Edward CruzWhatever you think the Alabama special election means, you’re probably wrong This week: Congress gets ball rolling on tax reform Week ahead: Senators work toward deal to fix ObamaCare markets MORE as he tries to convince Republicans to unite around him as the only viable candidate to beat Trump.