"The dossier definitely seems right on these points," Mr. Castro said. "A quid pro quo relationship seems to exist between the Trump campaign and Putin's Russia."
Donald Trump: Democrats' dossier tactic a 'disgrace' →
Texas Rep. Joaquin Castro says he won't run for the U.S. Senate in 2018 after spending months considering a run against Republican Sen. Ted Cruz.
Highlights from in and around the world of Texas politics →