An estimated 2.3 million Venezuelans have fled their nation's hyperinflation, food and medical shortages over the last three years, according to the United Nations. About 1 million have landed in neighboring Colombia after making long treks by bus and foot .
Venezuelan migrant Emili Espinoza commutes back home after a day's work at a health food restaurant in Bogota, Colombia. (AP Photo/Ivan Valencia)
Emili Espinoza wipes a table clean at the health food restaurant where she works. (AP Photo/Ivan Valencia)
Venezuelan Emili Espinoza makes her way to the room she shares with other migrants after a day's work at the health food restaurant where she works, in Bogota, Colombia. (AP Photo/Ivan Valencia)
3-year-old Elvis plays with his sister Solgreidy, 8, at their uncle's home in Punto Fijo , Venezuela. Their mother did not have the money to take them to Colombia with her, so she left them with her brother in the hopes of earning enough to feed them and, within time, reunite. (AP Photo/Fernando Llano)
Solgreidy, 8, and her 3-year-old brother Elvis stand outside of their uncle's home in Punto Fijo, Venezuela. (AP Photo/Fernando Llano)
10-year-old Greider wipes away tears as he speaks with his mother Emili Espinoza, outside his uncle's home in Punto Fijo, Venezuela. (AP Photo/Fernando Llano)