Posted on Sun, May. 19, 2002 Runners sport costumes, or not By MARGIE MASONAssociated Press SAN FRANCISCO — Some 75,000 racers slogged through early morning mist and rain Sunday, but the spirit synonymous with the Bay to Breakers footrace still shone in everything from a "trailer-trash" float to several runners sporting nothing but a smile."It's so much fun," said Catherine Wagner, dressed as Wonder Woman. "It's the quintessential San Francisco moment."The 7.46-mile, 91st annual race was a sea of color as it snaked its way along the city's famous Hayes Street hill. World-class runners meshed with costumed participants in...