Scenes from the deadly mall attack in Kenya

Bystanders ran for cover as heavy gunfire erupted from the Westgate Mall in Nairobi, Kenya, on Sept. 23. Multiple large blasts rocked the mall where a hostage siege reached its third day.

Islamic extremist gunmen lobbed grenades and fired assault rifles inside Nairobi’s top mall on Sept. 21, killing dozens of people and wounding over 100 in the attack. Security forces have been attempting to rescue an unknown number of hostages inside.

Ross Langdon and his partner, Elief Yavuz, shown in Australia in an undated photo, were among the victims of the attack, according to Regional Associates, an architecture and research consultancy.

A plume of black smoke billowed over the Westgate Mall on the third day of the siege.

A Kenyan police officer ran for cover in a nearby forest as large explosions and heavy gunfire were heard from the Westgate Mall on Sept. 23.

Red Cross Paramedics lay down beside a parked ambulance outside the Westgate Mall in Nairobi after heavy shooting started again on Sept. 23. Kenya’s military launched a major operation at the upscale mall and said it had rescued “most” of the hostages.

A soldier held a grenade launcher near the Westgate mall as smoke rose from the building.

A Kenyan police security officer pushed onlookers back as explosions and gunfire were heard from the Westgate Mall.

An ambulance worker tended to a foreign national injured in the attacks.

A security officer helped a wounded woman outside the Westgate Mall after gunmen opened fire and threw grenades.

An image grab taken from AFP TV shows shoppers taking cover on Sept. 21 inside the mall.