By Ben Morse, CNN

By Ben Morse, CNN

By Amanda Davies and Amy Woodyatt, CNN

By Kyle Feldscher, CNN

By David Close, CNN

By Ben Morse, CNN

By Amanda Davies and Matias Grez, CNN

By Ben Morse, CNN

By Wayne Sterling, CNN

By Jacob Lev and Homero De la Fuente, CNN

By Ben Morse, CNN

By Ben Morse, CNN

By Matias Grez, CNN

By Matias Grez, CNN

By Jamie Barton, CNN

By Issy Ronald, CNN

By Jamie Barton, CNN

By Issy Ronald, CNN

By Jamie Barton, CNN

By Kevin Dotson, CNN

By Jamie Barton, CNN

By Issy Ronald, CNN

By Ben Church, CNN

Story by Reuters

By Jill Martin and Kyle Feldscher, CNN