Hannah Donovan and her family. Courtesy of Talie Boyle Mexican authorities killed the leader of the Jalisco New Generation Cartel, triggering violence in cities across Mexico. Business Insider spoke with 3 Americans who had planned to visit Puerto Vallarta or are there now. "We're definitely a little traumatized by the situation," said one woman who had to cancel her trip. Hannah Donovan is four months pregnant. And with two little ones already at home, she and her husband had been banking ...