Former French Prime Minister Edouard Philippe (L) and newly-appointed Prime Minister Jean Castex during the handover ceremony, at the Matignon Hotel in Paris, July 3, 2020.

Video. Macron names Jean Castex as French PM after Edouard Philippe resigns

Castex is the mayor of Prades, a town in the Pyrenees, and has been overseeing the exit from France's coronavirus lockdown.