Verizon customers began lining up to snag an iPhone 4 from the nation's most reliable carrier today. People were lining up across the country, but most lines were reportedly light. Long lines with wait times of several hours were not expected given the ample pre-order opportunities and the cold temperatures, which would drive folks inside. Nonetheless, there are a few brave souls who stood out in the cold to buy an iPhone 4 on its first day of availability. Check out our gallery below of a sampling of lines from coast to coast.