The elite US Air Force Thunderbirds have landed at Travis Air Force Base, setting the stage for a high-flying spectacle as the Wings Over Solano air show takes off this weekend. Gates open from 9 a.m. to 5 p.m. both Saturday and Sunday, with the Thunderbirds headlining the event through their signature high-speed, precision aerial formations , a major draw expected to pull in large crowds. With turnout projected to be heavy, officials are urging visitors to plan ahead. The Fairfield Police