Sen. Tom Cotton (R-AR) emerged as a key figure Sunday to stand up to President-elect Donald Trump on the latter’s vow to “save” TikTok from being banned in the US after its Chinese-owned parent company declined to divest from the video-sharing app in time to comply with US law.

GOP Senators are taking a hard line against TikTok and defying President Trump who wants to delay the app from getting banned with Sens. Tom Cotton and Lindsey Graham leading the charge

Despite President-elect Donald Trump’s promise to issue an executive order extending ByteDance’s chance to sell TikTok before a national ban, multiple Republican lawmakers seemed to relish in the app’s shutdown.