By Anna Cearley and Bill Center
UNION-TRIBUNE STAFF WRITERS

November 22, 2007

The violent robbery of an American family in Baja California early Monday morning is adding to concerns about safety south of the border.

The latest attack began about 1 a.m. when Chris Hall, his wife, Debra, and their 16-year-old son and 21-year-old daughter where driving home to El Cajon from the SCORE Baja 1000 off-road auto race, which ended Friday in Cabo San Lucas.
Hall said their 2007 Ford F-250 was pulled over by a black car with flashing red and blue lights and a siren as they traveled on the coastal road just south of the Playas de Tijuana toll booth. A second car blocked the path in front of them.

Hall, 42, is a truck driver and crewman who supports off-road racers. He was pulling an empty car trailer after assisting the race team of Andy McMillin, whose family is one of San Diego County's biggest home developers. The trailer was identified with McMillin's race insignia.

“I think they knew what they were doing,â€