Cornyn is the seventh Republican Senator facing a primary challenge from the right . The Texas senator has been under fire for his support of President Donald Trump's immigration policies and stance on border security since he was elected in 2016.https://www.theguardian.com/commentisfree/2017/@@ Strategists Since returning to Capitol Hill , Stockman 's grabbed headlines for his calls to impeach President Barack Obama . say earlier tea party backed challengers have hurt GOP .
Cornyn is the seventh Republican Senator facing a primary challenge from the right . The Texas senator has been under fire for his support of President Donald Trump's immigration policies and stance on border security since he was elected in 2016.https://www.theguardian.com/commentisfree/2017/@@ Strategists say earlier tea party backed challengers have hurt GOP .