A couple covers their faces with masks during a sandstorm in Cairo, Egypt, Jan. 16, 2019. Egypt's capital Cairo and some of its port cities were hit by a severe sandstorm, with strong winds and heavy dust forcing the closure of several ports. (Photo/Agencies)
A man covers his face during a sandstorm near the River Nile in Cairo, Egypt, Jan. 16, 2019. Egypt's capital Cairo and some of its port cities were hit by a severe sandstorm, with strong winds and heavy dust forcing the closure of several ports. (Photo/Agencies)
General view of the City of the Dead, known as al-Arafa, during a sandstorm in Cairo, Egypt, Jan. 16, 2019. Egypt's capital Cairo and some of its port cities were hit by a severe sandstorm, with strong winds and heavy dust forcing the closure of several ports. (Photo/Agencies)
Women cover their faces near the River Nile during a sandstorm in Cairo, Egypt, Jan. 16, 2019. Egypt's capital Cairo and some of its port cities were hit by a severe sandstorm, with strong winds and heavy dust forcing the closure of several ports. (Photo/Agencies)
A woman covers her face during a sandstorm in Cairo, Egypt, Jan. 16, 2019. Egypt's capital Cairo and some of its port cities were hit by a severe sandstorm, with strong winds and heavy dust forcing the closure of several ports. (Photo/Agencies)
A man covers his face during a sandstorm near the River Nile in Cairo, Egypt, Jan. 16, 2019. Egypt's capital Cairo and some of its port cities were hit by a severe sandstorm, with strong winds and heavy dust forcing the closure of several ports. (Photo/Agencies)