As a child, Tanvi Barman would visit homeless shelters with her parents to volunteer. Those trips inspired the now the 17-year-old to start her organization, "No Birthday Left Behind," so she can throw birthday parties for children in shelters. "Within an hour, they're holding my hands. They're tugging on my sleeve and they really trust me," Barman told CBS News. InsideEdition.com's Stephanie Officer explains.