Sen. Cory Gardner endorses Cruz
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Sen. Cory GardnerCory Scott GardnerThe Hill's 12:30 Report: Trump escalates fight with NY Times The 10 GOP senators who may break with Trump on emergency Bipartisan Senators reintroduce legislation to slap new sanctions on Russia MORE (R-Colo.) is endorsing Ted CruzRafael (Ted) Edward CruzO’Rourke not ruling out being vice presidential candidate CNN ripped for hiring former Republican operative as political editor: 'WTF?!?!' The Hill's Morning Report - Can Bernie recapture 2016 magic? MORE for president.

Gardner called Cruz "a fierce defender of the Constitution and a tireless advocate for conservative principles," according to a statement released by the Texas senator's campaign Wednesday. 

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"It’s time for Republicans to rally behind this campaign in order to put forth the best candidate to stop Hillary ClintonHillary Diane Rodham ClintonFBI’s top lawyer believed Hillary Clinton should face charges, but was talked out of it Harris adds key Clinton aide, women of color to 2020 campaign: report Democrats more likely Trump's foil, than to foil Trump MORE in November," said Gardner, who previously backed Sen. Marco RubioMarco Antonio RubioThe Hill's 12:30 Report: Trump escalates fight with NY Times The Hill's Morning Report - Can Bernie recapture 2016 magic? Venezuela puts spotlight on Rubio MORE (Fla.).

Gardner added he was "thrilled" to support Cruz.

Cruz said he was "honored" to have the support of the Gardner, who is the sixth senator to publicly back Cruz, joining Jim RischJames (Jim) Elroy RischCongress closer to forcing Trump’s hand on Saudi support Overnight Defense: Trump to sign funding deal, declare national emergency | Shanahan says allies will be consulted on Afghanistan | Dem demands Khashoggi documents Senate approves Syria, anti-BDS bill MORE (R-Idaho), Lindsey GrahamLindsey Olin GrahamFBI’s top lawyer believed Hillary Clinton should face charges, but was talked out of it Overnight Defense: Graham clashed with Pentagon chief over Syria | Talk grows that Trump will fire Coats | Coast Guard officer accused of domestic terrorism plot Graham cursed at acting DOD chief, declaring himself his 'adversary' MORE (R-S.C.), Mike LeeMichael (Mike) Shumway LeeThe Hill's 12:30 Report: Trump escalates fight with NY Times The 10 GOP senators who may break with Trump on emergency Congress closer to forcing Trump’s hand on Saudi support MORE (R-Utah), Pat Toomey (R-Pa.) and Ben Sasse (R-Neb.).

"I am honored to have Cory’s support and look forward to working together to continue to coalesce Republicans around this campaign," Cruz said in a statement.

The announcement comes amid speculation surrounding Cruz's plans to make a "major announcement" Wednesday afternoon in Indiana. Reports are indicating Cruz will announce his choice of Carly Fiorina to be his running mate. Fiorina, a former Hewlett-Packard CEO, dropped her own White House bid earlier this year.

Cruz is hoping to deny GOP front-runner Donald TrumpDonald John TrumpJustice Department preparing for Mueller report as soon as next week: reports Smollett lawyers declare 'Empire' star innocent Pelosi asks members to support resolution against emergency declaration MORE delegates in the Indiana primary next week after the businessman moved closer to locking up the GOP nomination by winning five Northeastern primaries Tuesday.