AUSTIN (AP) – Former presidential candidate Rick Santorum has endorsed tea party favorite Ted Cruz in the race for a U.S. Senate seat in Texas.

The ex-Pennsylvania senator made the announcement Thursday on conservative host Glenn Beck’s radio show.

READ MORE: Fort Worth Residents Concerned About Plans To Replace Nearly 100-Year-Old Forest Park Pool

Cruz is an attorney and former state solicitor general. He’s in a tight race for the Republican nomination to replace retiring U.S. Sen. Kay Bailey Hutchison ahead of Tuesday’s Texas primary.

READ MORE: Cook Children’s Halts Elective Surgeries Due To Staff, Bed Shortages During COVID-19 Surge

Lt. Gov. David Dewhurst is the race’s perceived front-runner, but some polls have Cruz making up ground. Also running are ex-Dallas Mayor Tom Leppert and Craig James, a former football star and ESPN commentator.

Opinion polls showed Santorum with strong support in Texas before he abandoned his presidential bid.

MORE NEWS: COVID-19 Vaccines Don't Impact Fertility, But The Virus Does, Doctors Say

(Copyright 2012 by The Associated Press.  All Rights Reserved.)