Image taken on April 21, 2011 shows a woman walking in front of one of the finished murals of the Binational Garden project in the Friendship Park, in Tijuana city, Mexico. On Jan. 25, 2017, U.S. President Donald Trump signed an executive order for a border wall to be built, but Center for Latin American Monetary Studies (CEMLA) estimated that migration from Mexico has been slowing down since 2008 after growing from 1990 to its peak in 2007. (Xinhua/Guillermo Arias)