In this photo taken June 22, 2011, a homeless tries to rest inside a Tijuana River canal tunnel, in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (ASSOCIATED PRESS)
In this photo taken June 22, 2011, a homeless men tries to rest inside a Tijuana River canal, in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (AP)
In this photo taken June 24, 2011, shacks set up by deportees line a portion of the Tijuana River canal system, in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (AP)
In this photo taken June 24, 2011, homeless men that live in the canals of the Tijuana River get a haircut at the soup kitchen of Father Chava in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (AP)
In this photo taken June 24, 2011, homeless men that live in the canals of the Tijuana River eat a meal at the soup kitchen of Father Chava in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (AP)
In this photo taken June 24, 2011, homeless men that live in the canals of the Tijuana River wait in line to be fed by the soup kitchen of Father Chava in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (AP)
In this photo taken June 24, 2011, a man stands near his makeshift home along the Tijuana River canals, in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (ASSOCIATED PRESS)
In this photo taken June 24, 2011, homeless men stand in their makeshift camp, next to a flood gate of a Tijuana River canal, in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks made of wood, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (AP)
In this photo taken June 24, 2011, homeless men that live in the canals of the Tijuana River eat a meal at the soup kitchen of Father Chava in Tijuana, Mexico. During the day, deportees who find themselves in Tijuana look for work and flee Mexican police, who will jail them for not having papers, just like in the U.S. At night they take refuge in the canals, beneath bridges or in shacks, among drug addicts and people with mental health problems; a few feet from the rusty barrier that separates the country of their birth from the country where they worked years for a better life. (AP Photo/Alejandro Cossio) (AP)