FILE - In this Oct. 27, 2018 file photo, members of a US-bound migrant caravan stand on a road after federal police briefly blocked their way outside the town of Arriaga, Mexico. Activists, officials and social workers in Central America were staggered by the idea that U.S. President Donald Trump thinks he will help reduce immigration by cutting off nearly $500 million in aid to Honduras, Guatemala and El Salvador; exactly the opposite will happen, they say. (AP Photo/Charlie Riedel, File)