Sen. Ted Cruz warned the Texas GOP State Convention if the Democrats win the Lone Star State both the White House and the Senate are gone. 'If the Democrats win Texas it's all over,' Cruz said by video to virtual convention attendees. 'Texas is the single biggest target for the left in 2020, politically speaking. There are 38 electoral votes at stake. There's a U.S. Senate seat at stake. And Texas is the key to national domination for years to come,' the Texas Republican pointed out, in the video address he posted to Twitter Sunday. Polling has shown the race...