A new Texas poll shows that Democratic presidential nominee Joe Biden's lead over President Donald Trump is closing, as Democrats work towards winning the Lone Star State for the first time since 1976. A blue Texas would mean almost certain defeat for Trump, who is already struggling to boost his poll numbers amid the coronavirus pandemic, economic turmoil and nationwide unrest over institutionalized racism and inequality. Democrats are eyeing Texas's 38 Electoral College votes and Sen. John Cornyn's seat, which is also up for grabs on November 3. If challenger Mary Jennings Hegar can unseat Cornyn, it would be a...