For Ukrainian Model UN students, hopes dim for diplomacy


              Ukrainian students say goodbye as they depart their hotel for the airport on April 8, 2022, after spending almost a week taking part in the National Model United Nations Conference in New York. (AP Photo/Bobby Caina Calvan)
            
              Ukrainian college students share a final conversation before departing the National Model United Nations Conference on April 8, 2022, in New York. (AP Photo/Bobby Caina Calvan)
            
              Halyna Protsyk, left, Director of International Academic Relations for the Ukranian Catholic University in Lviv, Ukraine, scans through her phone as college students from her country prepare to depart the National Model United Nations Conference in New York City on April 8, 2020.  (AP Photo/Bobby Caina Calvan)
            
              Halyna Protsyk, Director of International Academic Relations for the Ukranian Catholic University, in Lviv, Ukraine, reflects, April 8, 2022, on the challenges her country's youth face as war ravages their homeland. Ukrainian students took part in the National Model United Nations Conference for nearly a week in New York. (AP Photo/Bobby Caina Calvan)
            
              Halyna Protsyk, left center, Director of International Academic Relations for the Ukranian Catholic University, in Lviv, Ukraine, joins tearful goodbyes, as Ukrainian students depart, April 8, 2022, after spending nearly a week at the National Model United Nations Conference in New York. (AP Photo/Bobby Caina Calvan)
            
              Roman Kmyta, right center, hugs his adviser, Halyna Protysk, left center, Director of International Academic Relations for the Ukranian Catholic University in Lviv, Ukraine, as Ukrainian student delegates prepare to depart the National Model United Nations Conference on April, 8, 2022, in New York.. (AP Photo/Bobby Caina Calvan)
            
              Larysa Haivoronska, left, hugs Yevangelina Tkalento as Oleksandra Mudrak, center, looks on at a New York hotel, April 8, 2022, after spending nearly a week together taking part in the National Model United Nations Conference. The Ukrainian college students have been torn about returning to their war-torn homeland. (AP Photo/Bobby Caina Calvan)
            
              Mariia Pachenko, top center, huddles with Ukrainian peers in prayer on April 8, 2022, as the group disbands after spending nearly a week together taking part in the National Model United Nations Conference in New York. (AP Photo/Bobby Caina Calvan)
For Ukrainian Model UN students, hopes dim for diplomacy