Vice President Mike Pence has beefed up his West Wing communications team as he confronts an accelerating impeachment inquiry into President Trump and an unpredictable 2020 reelection campaign.

Pence is under pressure to answer questions about Trump’s actions and own his role in the administration’s dealings with Ukraine, which are the focus of a widening investigation by Democrats in the House of Representatives. The vice president is simultaneously trying to reassure skeptical voters that Trump can be trusted with a second term.