Palestinian boys roller-skate near a port in Gaza City, July 15, 2019. (Str/Xinhua)

A Palestinian boy rides a skateboard near a port in Gaza City, July 15, 2019. (Str/Xinhua)

A Palestinian boy rides a skateboard near a port in Gaza City, July 15, 2019. (Str/Xinhua)

A Palestinian boy rides a skateboard near a port in Gaza City, July 15, 2019. (Str/Xinhua)

A Palestinian boy roller-skates near a port in Gaza City, July 15, 2019. (Str/Xinhua)