Children in Ukraine caught in chaos of war

The week-long Russian invasion of Ukraine has sentmore than 874,000 people fleeing to neighbouring countries and forced families who remain in the country to protect their young in makeshiftshelters.

Here's a look at what they have had to endure amid the bullets, missiles and shelling since the war began on Feb. 24.

Makeshift maternity ward

A couple with their newborn baby take shelter in the basement of a perinatal centre as air raid siren sounds are heardin Kyiv, Ukraine, on Wednesday.

(Valentyn Ogirenko/Reuters)

Other patients rest in the basement of theperinatal centre.

(Valentyn Ogirenko/Reuters)

Kateryna Suharokova kisses her newborn son, Makar, in the basement of a maternity hospital converted into a medical ward/bomb shelter in Mariupol, Ukraine, on Monday.

(Evgeniy Maloletka/The Associated Press)

At a children's hospital

Patients of Ohmatdyt Children's Hospitalin centralKyiv are taken to a bus headed to Poland on Wednesday.

(Jedrzej Nowicki/Agencja Wyborcza.pl/Reuters)

A young patient rests on a couchin a basement being used as a bomb shelterat the children's hospital onMonday.

(Emilio Morenatti/The Associated Press)

Hiding underground, other shelters

Sergyi Badylevych, 41, kisses his child, as his wife, Natalia Badylevych, 42, right, looks on in an underground metro station used as a bomb shelter in Kyiv on Wednesday.

(Aris Messinis/AFP/Getty Images)

A pregnant woman and children sit on a bench in an improvised bomb shelter ata sports centre, which can accommodate up to 2,000 peoplein Mariupol, Ukraine, on Monday.

(Evgeniy Maloletka/The Associated Press)

Waiting fortrains

At Kyiv'scentral train station on Wednesday, afamily waitsto board an evacuation train to Lviv, Ukraine.

(Gleb Garanich/Reuters)

The central train station in Kyiv was crowded on Tuesday as well, with people waiting to travel to Lviv.

(Umit Bektas/Reuters)

People arrive at the central train station as they try to leave Kyiv onTuesday.

(Emilio Morenatti/The Associated Press)

Ukrainian people leave a traincarrying 275 people thatarrived in Zahony, Hungary, a border town with Ukraine onFeb. 25.

(Anna Szilagyi/The Associated Press)

Fleeing on buses

People get off a bus as they arrive at a refugee shelterin Tiszabecs, Hungary, on Wednesday.

(Bernadett Szabo/Reuters)

A childsits on a bus at theborderin Siret, Romania, on Monday,where thousands of refugees haveenteredfrom neighbouring Ukraine to flee the conflict with Russia.

(Andreea Alexandru/The Associated Press)

Refugees from Ukraine, including this child,wait ona bus after arriving at the border crossing Vysne Nemecke, Slovakia, on Tuesday.

(Darko Vojinovic/The Associated Press)

Crossingborders

A woman, left, holds a baby after crossing the border from Ukraine at the Romanian-Ukrainian borderin Siret onFeb. 25.

(Andreea Alexandru/The Associated Press)

A woman cries next to her children after fleeing from Ukraine,at the border crossing in Sireton Feb.28.

(Stoyan Nenov/Reuters)

A child from Ukraine comforts his siblingwhile theyrest at the railway station in Przemysl, Poland, on Tuesday.

(Markus Schreiber/The Associated Press)

A Polish border police officer holds a child near the border crossing with Ukraine in Medyka, Poland, on Tuesday.

(Markus Schreiber/The Associated Press)

Finding safety at refugee camps

Peoplerest at the Ursynowsports andrecreation centre in Warsawon Wednesday.

(Slawomir Kaminski/Agencja Wyborcza.pl/Reuters)

A boy who fled Russia's invasion of Ukraineplays with a baby at a local resident's homein Tiszabecs, Hungary, on Wednesday.

(Bernadett Szabo/Reuters)

Refugee children hold toys given to them after arriving at the Medyka border crossing in Poland onMonday. The UNhas estimated the conflict could produce as many as fourmillion refugees.

(Visar Kryeziu/The Associated Press)

A child from Ukraine sleeps in a tent at a humanitarian centre for refugees at the Moldovan-Ukrainian borderin Palalanca, Moldova, on Feb. 25.

(Aurel Obreja/The Associated Press)

Children play at a temporary refugee shelter in Zahony, Hungary, near the Ukrainian border, on Feb. 25.

(Anna Szilagyi/The Associated Press)