Definition: Given a document, generate a short title of the document. The title should convey the main idea/event/topic about which the document is being written. Note that URLs in the text have been replaced with [Link].
Input: “I found this was a population that had almost no response. Very passive ” said  Filippo Grandi  the U.N. high commissioner for refugees   describing  his  visit late in September to camps where the refugees were staying.
“You almost felt there was nothing left and that everything had been drained by this ”  he  told Reuters in an interview in  his  first visit to the South Korean capital.
 He  saw the lassitude as a symptom of trauma   he  added.
Filippo Grandi  High Commissioner for Refugees  addresses a news conference next to William Lacy Swing  Director General of the International Organisation for Migration (IOM)  after the morning session of the Pledging Conference for Rohingya Refugee Crisis in Bangladesh at the United Nations in Geneva  Switzerland October 23  2017. REUTERS/Denis Balibouse

Rohingya refugees 'drained' by trauma says U.N. refugee chief