A potential nightmare for Texas Republicans began to materialize early Tuesday, taking the form of tens of thousands of voters lined up at the polls in Harris County. By day's end, the number of ballots cast on the first day of early voting in Houston and its suburbs had shattered all records. Another record was set on Tuesday. The early numbers are almost certainly bad news for Texas Republicans, the Texas Tribune reports. Control of the White House depends on Republican domination of Texas, which in turn relies on containing a voting surge in the nation's third most populous county,...