Paramedics help a man in a wheelchair at Turkey's largest airport, Istanbul Ataturk, Turkey, following a blast June 28, 2016. REUTERS/Osman Orsal

Paramedics help a man in a wheelchair at Turkey’s largest airport, Istanbul Ataturk, Turkey, following a blast June 28, 2016. REUTERS/Osman Orsal

Paramedics help a man in a wheelchair at Turkey's largest airport, Istanbul Ataturk, Turkey, following a blast June 28, 2016. REUTERS/Osman Orsal

June 28, 2016 4:56 PM (UTC+8)