Tulsi Gabbard

US attorney general orders grand jury hearings on Trump-Russia probe

Gabbard says declassified report 'exposes' Obama administration

Tulsi Gabbard now says Iran could produce nuclear weapon 'within weeks'

Senior Trump officials ordered to preserve Signal group chat

Four lingering questions about Trump officials' Signal chat

Is the Signal chat leak involving Trump officials a big deal? Video, 00:01:23Is the Signal chat leak involving Trump officials a big deal?

Trump's national security team's chat app leak stuns Washington

Five takeaways from Gabbard and Patel's confirmation hearings

Trump top spy pick faces fresh scrutiny over Syria visit and Russia comments

Who is Trump intelligence pick Tulsi Gabbard?

Super Tuesday results in full

Who are the Democrats vying to take on Trump?

The Democratic 2020 race - in five charts

The key issues for 2020 Democrats

Who were the debate winners and losers?

The best one-liners from the Democratic debate. Video, 00:01:13The best one-liners from the Democratic debate

Winners and losers from Democratic debates

Biden dodges question on deportations under Obama. Video, 00:00:59Biden dodges question on deportations under Obama

Warren's big applause line in Democratic debate. Video, 00:00:36Warren's big applause line in Democratic debate

Bernie Sanders: 'I wrote the damn bill' Video, 00:00:40Bernie Sanders: 'I wrote the damn bill'

Democrats clash over policy, history and food. Video, 00:03:09Democrats clash over policy, history and food

Democratic divisions laid bare in feisty TV debate

The biggest moments in Democratic debate. Video, 00:02:44The biggest moments in Democratic debate