A boy uses a bucket to clear floodwaters from a house, which flowed in from the swollen Bagmati River caused by heavy rainfall, in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

Floodwaters caused by heavy rainfall are seen among houses and slums along the swollen Bagmati River in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A boy walks outside houses filled with floodwaters flowing from the swollen Bagmati River caused by the heavy rainfall in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A car is partially submerged by floodwaters flowing from the swollen Bagmati River caused by heavy rainfall, in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A boy sits on a bed recovered from a shed after floodwaters caused by heavy rainfall flowing from the swollen Bagmati River entered a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A man recovers a mattress from his room after floodwaters caused by heavy rainfall flowing from the swollen Bagmati River, entered a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

People living in a slum stand near their shed amid floodwaters caused by the heavy rainfall flowing from the swollen Bagmati River in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

Children holding their belongings walk along an alley after floodwaters caused by heavy rainfall flowing from the swollen Bagmati River entered a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A boy carries out belongings recovered from his house after floodwaters caused by heavy rainfall flowing from the swollen Bagmati River entered a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

Belongings are placed on higher ground after floodwaters caused by the heavy rainfall flowing from the swollen Bagmati River entered a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A man clears water from his shed after floodwaters caused by heavy rainfall flowing from the swollen Bagmati River entered the slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A girl walks through floodwaters caused by the heavy rainfall flowing from the swollen Bagmati River, which entered a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A woman spreads a mattress to dry it out in the sun after floodwaters caused by heavy rainfall, flowing from the swollen Bagmati River, entered a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

Children walk along an alley filled with floodwaters caused by heavy rainfall flowing from the swollen Bagmati River in a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

People salvage their belongings after floodwaters caused by the heavy rainfall flowing from the swollen Bagmati River entered their slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A boy holds onto a stair railing as he walks in floodwaters flowing from the swollen Bagmati River brought on by heavy rainfall in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A woman walks out from her shed near floodwaters caused by heavy rainfall flowing from the swollen Bagmati River in a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A boy speaks with a girl as he stands in floodwaters flowing from the swollen Bagmati River due to heavy rainfall, in a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A girl holds onto a pole as as she stands in floodwaters flowing from the swollen Bagmati River caused by heavy rainfall in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

A girl lies on a bench near the bank of Bagmati River after floodwaters caused by the heavy rainfall flowing from the swollen river entered a slum in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)

People try to salvage their belongings amid floodwaters in a squatters' area after heavy rains in Kathmandu, Nepal, 17 August 2015. Hundreds of houses at a Bagmati squatters' settlement became waterlogged after the Bagmati River burst its banks. (Photo by Narendra Shrestha/EPA)

A girl stands amid floodwaters at her flooded home in a squatters' area after heavy rains in Kathmandu, Nepal, 17 August 2015. (Photo by Narendra Shrestha/EPA)

A man walks near a vehicle partially submerged by floodwaters flowing from the swollen Bagmati River caused by heavy rainfall in Kathmandu, Nepal August 17, 2015. (Photo by Navesh Chitrakar/Reuters)