Supporters of People's Democratic Party (HDP) take part in a protest in Ankara on May 18, 2015 against the goverment and the twin attacks in southern Turkey. Twin bomb attacks hit the regional headquarters of Turkey's main pro-Kurdish party in two cities, injuring more than half a dozen people and escalating tensions ahead of June 7 legislative elections. AFP PHOTO / ADEM ALTAN (Photo credit should read ADEM ALTAN/AFP/Getty Images)