Key Facts

• Texas is holding a Republican primary runoff election on Tuesday.
• The runoff is to select the GOP candidate for the U.S. Senate.
• Multiple congressional districts in Texas have runoff contests.
• State-level positions such as lieutenant governor and attorney general are also on the ballot.
• This runoff follows an initial primary election that did not produce a clear winner.
• Texas uses a two-step election system, requiring a runoff if no candidate gets a majority.
• The election decides which candidates will run in the general election later this year.