Secretary of State Blinken visits Afghanistan day after US announces plans for withdrawal

Secretary of State Antony Blinken arrived in Kabul, Afghanistan, Thursday in an unannounced visit to the country where US troops have been fighting for nearly 20 years.Secretary of State Antony Blinken arrived in Kabul, Afghanistan, Thursday in an unannounced visit to the country where US troops have been fighting for nearly 20 years.