Senate candidate Bill Jones paid a brief "courtesy" visit to Gov. Arnold Schwarzenegger in Santa Monica this week but don't expect to see the Republican governor do much for Jones' underdog bid to unseat Democrat Barbara Boxer. Schwarzenegger has agreed to appear at one Jones fund-raiser and maybe make one campaign appearance for him while President Bush is in California next month, aides say - about as much as Republicans John McCain, the Arizona senator, and Vice President Dick Cheney have agreed to do. It's not that Schwarzenegger doesn't like Jones. He gave him a big boost with an endorsement...