September 18, 2019 11:38 am 5 Facts About National Security Advisor Robert C. O'Brien President Donald Trump has named Robert C. O’Brien as his new National Security Advisor, replacing John Bolton. US & World Videos 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business' 2:03 Does Shakira still believe in love following Gerard Piqué split? 1:36 O.J. Simpson's cause of death revealed 0:59 Paramedic involved in Elijah McClain's death sentenced to 4 years of probation