President Donald Trump on Monday called on Mexico to boost its efforts targeting drug cartels as widespread violence spread across the United States’ southern neighbor one day after a military raid killed a notorious Mexican drug lord.For all the latest headlines follow our Google News channel online or via the app. “Mexico must step up their effort on Cartels and Drugs!” he wrote in a social media post. Read more:Nemesio ‘El Mencho’ Oseguera: Cop turned crime boss, leaves bloody legacy