(AP Photo/Martin Meissner, file) 

(Alexander Tarasenkov/Interpress via AP) 

A girl paints a youth's face with the colors of the Paraguayan flag during a protest against the project to change the country's constitution, in Asuncion, Paraguay, Thursday, March 30, 2017. The country's upper house of Congress is split over a proposal to amend the constitution and allow for the re-election of former presidents. (AP Photo/Jorge Saenz) 

Felix Benneckenstein, left, and Falk Isernhagen, right (AP Photo/Michael Sohn) 

In this Wednesday, Oct. 26, 2016 photo, Syrian refugee Haela Kalawi, 31, poses for a photograph at her workplace, Recycle Beirut, in Ouzai, a poor neighborhood in the Lebanese capital of Beirut. About one-third of 240,000 Syrian refugee households in Lebanon are headed by women, in stark contrast to Syria's traditions which see men as providers and protectors. The husbands of the women surviving on their own are either dead, missing, chose to remain in Syria or tried to make their way to Europe. (AP Photo/Bilal Hussein) 

An Israeli man holds a sign with a portrait of the Russian President Vladimir Putin during a demonstration outside the Russian Embassy in Tel Aviv calling for end to its military involvement in Syria, Tuesday, Oct. 25, 2016. (AP Photo/Dan Balilty) 

Internally displaced persons clear a checkpoint in Qayara, some 50 kilometers south of Mosul, Iraq, Wednesday, Oct. 26, 2016. Islamic State militants have been going door to door in farming communities south of Mosul, ordering people at gunpoint to follow them north into the city and apparently using them as human shields as they retreat from Iraqi forces. Witnesses to the forced evacuation describe scenes of chaos as hundreds of people were driven north across the Ninevah plains and into the heavily-fortified city, where the extremists are believed to be preparing for a climactic showdown. (AP Photo/Marko Drobnjakovic) 

Family members of the Nigerian Chibok kidnapped girls walk toward buses as they depart to meet the Nigerian minister of women affairs in Abuja, Nigeria, Tuesday, Oct. 18, 2016. Nigeria's government is negotiating the release of another 83 of the Chibok schoolgirls taken in a mass abduction two-and-a-half years ago, but more than 100 others appear unwilling to leave their Boko Haram Islamic extremist captors, a community leader said Tuesday.(AP Photo/Olamikan Gbemiga)