POSTED: Monday, November 18, 2013 - 6:00am
UPDATED: Monday, November 18, 2013 - 6:14am
Cornyn and Cruz have had a strained relationship for months
Houston — The Houston Chronicle is reporting; when Texas Sen. John Cornyn launches his campaign for a third six-year term on Friday with a rally in Austin, it will feature a cameo appearance by Gov. Rick Perry - but no sign of tea party-backed freshman Sen. Ted Cruz.