A woman passes by a ZTE building in Beijing, China shortly after President Trump tweeted about possibly reversing a ban on the tech giant in May. Ng Han Guan/AP hide caption
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High school students use smartphones and laptops at a vocational school in Bischwiller, France, in September. The country's education minister said he will tighten the ban on phones for elementary and secondary school students, except for educational purposes and emergencies. Patrick Hertzog/AFP/Getty Images hide caption
In his weekly audience, Pope Francis called for followers to put down their cellphones during Mass, and be more engaged in the Eucharist. The pontiff is pictured here arriving in the Vatican's St. Peter's Square last year. Vincenzo Pinto/AFP/Getty Images hide caption