WASHINGTON - President Bush is pushing democracy in Asia this week. But he may be missing it at home. Bush didn't request a mail-in ballot for next Tuesday's GOP primary in Texas. He didn't vote early before heading to Afghanistan, India and Pakistan. And he's not scheduled to return to the U.S. until Sunday, two days after the end of early voting. That leaves just one option if he wants to perform his civic duty: a quick trip to his home state Tuesday. The polls at the Crawford Fire Station, Precinct 80, will be open from 7 a.m. to 7...