In a report titled, "Invisible Victims: Migrants on the Move in Mexico," researchers wrote "the threat of sexual violence is often used a means of terrorizing women." And the report said, "Many criminal gangs appear to use sexual violence as part of the 'price' demanded of migrants."The Kino Border Initiative opened in 2009 and is run by Jesuit priests and several humanitarian organizations.Father Sean Carroll greets the migrants many mornings.

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He says part of his mission is to "humanize" the people he sees every day.

Father Carroll has sensed an increasing fear in the United States of the threat perceived to be pouring in through the country's southern border.

He said this month that early construction of the wall would be funded with US tax dollars in order to get started quickly, and promised that Mexico "will reimburse us." Click through this gallery to see scenes from the border and perspectives from those who live and work near it.

Pamela Taylor, 88, has lived in Brownsville, Texas, since 1947.

Greg Henington, owner of Far Flung Outdoor Center in Terlingua, Texas, says he doesn't believe a wall is necessary.

"The wall is not going to make a difference one way or another.

Marcos Paredes has lived near Terlingua, Texas -- a former "ghost town" -- for much of his life.

He spent years as a law enforcement officer responsible for patrolling the Rio Grande.

That would mean we would need fewer resources to secure the border and those resources can be really focused on people who want to do harm," Carroll said. It runs from the Pacific Ocean to the Gulf of Mexico, across California, Arizona, New Mexico and Texas.