U.S. Customs and Border Protection is facing an “unprecedented humanitarian and border security crisis,” according to officials.

Aboard the papal plane, Francis spoke with reporters about the need to build solidarity, not barriers.

Among those attending the Mass was Brother Jean-Pierre Schumacher, O.C.S.O, the last monk survivor from the monastery of Tibhirine in Algeria.

Pope Francis suggested four actions were needed to assist migrants in their plight today: “accept; protect; promote; and integrate.”

Bringing their product from field to coffee bar through these fair trade networks means coffee growers in one of the poorest areas in Mexico are less vulnerable to volatile commodity market price shifts.

A combination of a rapidly growing population, extreme poverty, unemployment and armed conflict push people to cross Nigeria’s porous borders in search of a better life.