Dozens have been injured at Istanbul Airport, according to Sputnik sources in Turkish security services.

At least 36 people have been confirmed dead. Turkey's Prime Minister Binali Yildirim has also confirmed that three attackers were involved in incident, with all three opening fire before blowing themselves up.

Taxis are reportedly carrying injured people away from the airport. Turkish broadcaster Haberturk reports that at least 147 people are injured.

Local media reports that the blasts occurred outside as the attackers attempted to enter the terminal. The attackers reportedly detonated the explosive after being fired on by police. Officials say the attackers had not yet gone through the x-ray security checkpoint.

The attackers reportedly used a Kalashnikov.

— Michael Horowitz (@michaelh992) June 28, 2016

— Mutlu Civiroglu (@mutludc) June 28, 2016

Outbound flights have been grounded and some incoming flights were diverted. With some aircraft left circling above the airport, officials say planes in the air have been given permission to land. All additional flights have been cancelled until 8:00 am local time.

All flights between the US and Istanbul have been suspended for the time being.

A Moscow flight en route to Istanbul is returning to Russia.

The Turkish prime minister called for the creation of a crisis center.

— Conflict News (@Conflicts) June 28, 2016 — Yannis Koutsomitis (@YanniKouts) June 28, 2016 Police blocked entrances and exits to the airport and moved to secure the location.