robbed another high-end designer store in san francisco's union square and police say the same crew may be tied to at least one other robbery. "today in the bay"'s ginger conejero saab is live in san francisco. ginger, this is another blow to the city's struggling downtown retail sector right when they don't need it. >> reporter: that's right. unfortunately so, kris, downtown san francisco taking hit after hit in what is being called an exodus of retail businesses downtown. now an armed robbery. this time it was at the gucci store on stockton street. sfpd confirms the robbery took place after 3:30 yesterday afternoon. pd told nbc bay area in a written statement that the vehicle the robbers' used was also involved in a separate robbery and that officers saw and pursued the car, but they eventually lost it on the peninsula. nbc bay area spoke with a witness by phone who was there when the robbery happened. she said there were anywhere from four to six men involved. she and her daughter entered the store just seconds before robbers burst in and began grabbing handbags from displays. >> i just couldn't believe what i was looking at. they were just p