PBS NewsHour full episode, Feb. 1, 2022

Tuesday on the NewsHour, vaccines could soon be available for children under age 5 raising hopes and new questions for parents. Also, diplomatic efforts are intensifying across Europe amid the threat of a Russian invasion in Ukraine, and new reports reveal former President Trump proposed seizing voting machines in an attempt to overturn his 2020 election defeat. WATCH TODAY’S SEGMENTS: What parents should know about a vaccine for kids under 5 News Wrap: Olympics organizers try to allay COVID fears Diplomacy picks up in Europe amid Russian threat in Ukraine Who is most likely to suffer from long COVID? How Trump tried to use his power to seize voting machines Rep. Ro Khanna on his new book ’Dignity in a Digital Age’