Turkish investigators pore over video footage and witness statements after three suspected Islamic State suicide bombers opened fire and blew themselves up in Istanbul's main airport, killing 41 people and wounding 239.
Turkish Prime Minister Binali Yildirim says first signs in Istanbul attack point to Islamic State group.
Turkish investigators pore over video footage and witness statements after three suspected Islamic State suicide bombers opened fire and blew themselves up in Istanbul's main airport, killing 41 people and wounding 239.
Turkish Prime Minister Binali Yildirim says first signs in Istanbul attack point to Islamic State group.
