TikTok is officially rolling out its TikTok Shop marketplace and services to U.S. users this week. The shopping marketplace, which has been in testing mode since November 2022, is baked directly into the TikTok video app. As of Tuesday, it features a range of items for sale, such as curling irons, T-shirts and headphones from third-party sellers, in addition to products sold by verified American companies like fashion retailer Revolve and cosmetics company Morphe. "TikTok Shop will now bring shoppable videos and LIVE streams directly to For You feeds across the country — and give brands, merchants, and creators the...