A caravan of Central American migrants whose trek across Mexico infuriated President Donald Trump has decided not to travel to the US border, leaders said Tuesday. "We will wrap up our work in Mexico City," said Irineo Mujica, the head of the migrant advocacy group People Without Borders (Pueblo sin Fronteras). "We have support teams at the border if there are people who need assistance there, but they would have to travel on their own," he told AFP in the town of Matias Romero, in the southern Mexican state of Oaxaca. The just over 1,000 migrants who currently make up...