Annotations for Sounds: Transition--natural Sounds--helicopters

[Transitional sounds]

[Transitional sounds]

Meanwhile, merchants are doing what they can to attract customers, but even on a good day, some say businesses down about 70% from what it used to be. One Mexican shopper told us, "Many people are staying away because they think they may have their passports confiscated at the border crossing. If you have all your documents, you have nothing to worry about," She says.