The White House endorsed a bipartisan bill that could give the President authority to ban or force a sale of TikTok, support that could hasten its passage and break a deadlock over how to handle privacy concerns around the popular Chinese-owned app.<br />''<br />''Senator Mark Warner, a Virginia Democrat, and Senator John Thune, a South Dakota Republican, are among co-sponsors of the legislation.<br />''<br />''The bill introduced yesterday would give the President the ability to force the sale of foreign-owned technologies, applications, software or e-commerce platforms if they present a national security threat to US users.<br />''<br />''It doesn't mention Beijing-based Bytedance Ltd.'s TikTok by name but the video-sharing app, which has about 100 million users in the US, is the clear target.<br />''<br />''<span style="color: #222222;">This is the first time the Biden administration has weighed in on legislation to deal with the app, which the White House says poses national security risks. </span><br />