Ceasefire Deal In Syria's Aleppo

A ceasefire agreement allows remaining rebels to leave the Syrian city of Aleppo.

The United States blocks the transfer of precision munitions to Saudi Arabia, after growing concerns over the killing of civilians in Yemen by a Saudi-led coalition.

The United States Transportation Department would like to see, in the near future, a technology which enables cars to communicate with each other and with traffic lights, in a bid to reduce driving errors.