“A Cielo Abierto,” the latest film from Oscar-nominated Mexican screenwriter Guillermo Arriaga (“Babel”), is being brought onto Berlin’s European Film Market by Film Factory Entertainment. Produced by Argentina’s K&S Films, whose credits include “Wild Tales,” “The Clan” and “The Summit” — the last by “Argentina, 1985” director Santiago Mitre — “A Cielo Abierto” is directed by […]