Delta airlines operated relief flights and allowed customers to donate miles.

Violence in Sarajevo hit the airport leading to the suspension of relief flights temporarily.

The resumption of relief flights to Sarajevo will help the capital somewhat.

One An-22 disappeared on 18 July during these relief flights.

By August 31, however, relief flights were landing at the base.

The airport at Armenia, usually less than an hour's drive south of here, remains closed to all but relief flights.

But it remained unclear whether word of the agreement would reach rebel soldiers in the field before the relief flights began.

Today, 19 relief flights arrived, the most that have landed in a single day since the refugee crisis began.

For the third day, the first relief flight did not take off from Pakistan.

Attacks have closed the Sarajevo airport to relief flights.