In Photos: Memorials to Moscow Concert Victims Appear Across Russia
At least 137 people were killed and dozens more were injured Friday night after camouflaged gunmen opened fire at a major concert hall near Moscow and set fire to the building.
The attack, which was claimed by the Islamic State jihadist group, has sent shockwaves across Russia and sparked an outpouring of grief across the country.
Here's a look at some of the makeshift memorials appearing in cities across Russia:
The attack, which was claimed by the Islamic State jihadist group, has sent shockwaves across Russia and sparked an outpouring of grief across the country.
Here's a look at some of the makeshift memorials appearing in cities across Russia:

Kaliningrad
A man kneels at a makeshift memorial to the Crocus City Hall victims near Kaliningrad City Hall.
Vitaly Nevar / TASS

Yuzhno-Sakhalinsk
A memorial event in Glory Square in the Far East city of Yuzhno-Sakhalinsk in tribute to the victims of the Crocus City Hall attack.
Nikolai Mikhalchenko / TASS

St. Petersburg
Women visit a memorial on the Strelka of Vasilievsky Island in St. Petersburg in memory of the victims.
Peter Kovalev / TASS

Kazan
A woman lays flowers at a makeshift memorial in Kazan, republic of Tatarstan.
Yegor Aleyev / TASS

Norilsk
A makeshift memorial for the victims of the Crocus City Hall attack in Norilsk, a city in Russia's Arctic.
Denis Kozhevnikov / TASS

Yekaterinburg
A woman lays flowers at a makeshift memorial in Yekaterinburg, Russia's fourth-largest city.

Yaroslavl
A makeshift memorial for the victims of the Crocus City Hall attack in Yaroslavl.
Svetlana Sergeyeva / TASS

Vladivostok
A man in Vladivostok lays flowers in memory of those killed in Moscow.
Yuri Smityuk / TASS

Stavropol
A makeshift memorial in Stavropol, southern Russia.
. Ivan Vysochinsky / TASS

Novy Urengoy
A makeshift memorial in Novy Urengoy, Yamal-Nenets autonomous district.
Andrei Maltsev / TASS

Krasnogorsk
People stand in line to lay flowers in memory of the victims of the attack outside Crocus City Hall near Moscow.
Sergei Vedyashkin / Moskva News Agency

Krasnogorsk
Flowers, candles and toys in memory of the victims at Crocus City Hall.
Moskva News Agency

Krasnogorsk
A projection of flying cranes on the Crocus City Hall building in memory of the victims.
Sergei Vedyashkin / Moskva News Agency