By Jack Guy, CNN

By Alex Leeds Matthews, Matt Stiles, Deidre McPhillips and Annette Choi, CNN

By Kristen Rogers, CNN

By Deidre McPhillips, CNN

By Sandee LaMotte, CNN

By Brenda Goodman, CNN

By Jacqueline Howard, Katherine Dillinger, CNN

By Jen Christensen, CNN

By Tami Luhby, Meg Tirrell, CNN

By Katia Hetter, CNN

By Brenda Goodman, CNN

By Sarah Owermohle, CNN

By Tami Luhby, Meg Tirrell, CNN

By Jacqueline Howard, CNN

Essay by Lauren DePino, CNN

By Deidre McPhillips, CNN

By Katia Hetter, CNN

By Karla Walsh, CNN

By Deidre McPhillips, CNN

By Asuka Koda, CNN

By Brenda Goodman, CNN

Essay by Miriam Finder Annenberg

By Madeline Holcombe, CNN

By Brenda Goodman, CNN

By Jacqueline Howard, CNN