Maangchi's career was born when her son suggested she start making videos of herself cooking Korean dishes.
There have been several recent setbacks in the relationship between the U.S. and Afghanistan.
But the effort to convince the Afghan people to turn away from the Taliban and control their own security continues amid the transition of military power from the U.S,-led coalition to the Afghans.
The BBC’s Bilal Sarwary traveled outside Kabul to gauge the effort to win hearts and minds.
Peter O’Dowd follows the route of Abraham Lincoln's funeral train 150 years ago, to look at modern-day race relations and Lincoln's legacy.