美国司法部要求联邦法官分拆谷歌的广告技术业务，希望谷歌与竞争对手分享关键的广告数据。

Group 1 - The U.S. Department of Justice is requesting a federal judge to split Google's advertising technology business, aiming to enhance competition in the market [1] - The proposal includes a requirement for Google to share critical advertising data with its competitors, which could significantly alter the landscape of digital advertising [1]