November 23, 2020 12:39 pm 5 Things to Know About Jake Sullivan, Biden's National Security Adviser President-elect Joe Biden named Jake Sullivan to serve as national security adviser. Here are five things you need to know. Local 1:49 Prince William and Kate Middleton mourn rugby star Rob Borrow in heartfelt tribute 2:12 Miley Cyrus Says Beyoncé and Rihanna were ‘protective' of her as a teen 1:13 Who is Claudia Sheinbaum? 2:13 What you need to know about the Hunter Biden gun case 2:42 Jason Sudeikis asks Travis Kelce when he's going to ‘make an honest woman' out of Taylor Swift