THAN 2000 HOTEL WORKERS ARE WALKING THE PICKET LINE IN SAN FRANCISCO AND SAN MATEO THIS WEEKEND. THEIR UNION SAYS THEY'RE TAKING PART IN A THREE DAY STRIKE. IT FOLLOWS MONTHS OF CONTRACT NEGOTIATIONS AND IS EXPECTED TO LAST THROUGH TUESDAY. MARRIOTT, HYATT AND HILTON PROPERTIES WILL BE IMPACTED THE MOST. WORKERS FROM THE UNITE HERE LOCAL CHAPTER ARE PROTESTING INCREASED WORKLOADS, LOWER STAFFING AND