CBS, Rex Features: Victoria Soto, 27, first grade teacher at Sandy Hook Elementary School in Newtown, Connecticut, United States, who was shot dead saving her students from gunman Adam Lanza.
CBS, Family Photo: A year ago, 6-year-old Ana Marquez-Greene was reveling in holiday celebrations with her extended family on her first trip to Puerto Rico. This year will be heartbreakingly different.
CBS, Rex Features via AP Images: Teacher's aide Anne Marie Murphy, 52, died trying to save pupils at Sandy Hook Elementary School in Newtown, Conn.
CBS, Rex Features via AP Images: Music surrounded Benjamin Wheeler, 6, as he grew up in a household where both his mother and father were performers. They left behind stage careers in New York City when they moved to Newtown with Benjamin and his older brother Nate.
CBS, Family photo: Caroline Previdi, 6, lost her life in the shooting at Sandy Hook Elementary School in Newtown, Conn.
CBS, Family Photo: A family friend turned reporters away from the home of Catherine Hubbard, 6, but Catherine's parents released a statement expressing gratitude to emergency responders and for the support of the community.
CBS, Facebook: They were supposed to be for the holidays, but finally on Friday, after hearing much begging, Charlotte Bacon's mother relented and let her wear the new pink dress and boots to school.
CBS, Family Photo/Facebook: Chase Kowalski, 7, was always outside, playing in the backyard, riding his bicycle. Just last week, he was visiting neighbor Kevin Grimes, telling him about completing - and winning - his first mini-triathlon.
CBS, Rex Features via AP Images: The family of Daniel Barden, 7, said he was 'fearless in the pursuit of happiness in life.'
CBS, Eliza Hallabeck/AP Photo: Dawn Hochsprung's pride in Sandy Hook Elementary was clear. She regularly tweeted photos from her time as principal there, giving indelible glimpses of life at a place now known for tragedy. Just this week, it was an image of fourth-graders rehearsing for their winter concert, days before that, the tiny hands of kindergartners exchanging play money at their makeshift grocery store.
CBS, Family Photo: Dylan's family, including his English father, American mother and older brother, had moved from southern England to Connecticut in January 2011.
CBS, Family photo: The father of a 6-year-old Emilie Parker, who was killed in the Connecticut elementary school massacre, said Saturday his deep pain is comforted by the memory of how bright, loving and creative his daughter was.
CBS, AP Photo/Courtesy of the McDonnell Family: Grace McDonnell poses in this family photo taken Aug. 18, 2012. McDonnell was killed Friday, Dec. 14, 2012, when a gunman opened fire at Sandy Hook Elementary School in Newtown, Conn., killing 26 children and adults at the school.
CBS, Rex Features via AP Images: Jack Pinto, 6, was a huge New York Giants fan. New York Giants wide receiver Victor Cruz said he talked to Pinto's family, which is considering burying the 6-year-old boy in Cruz's No. 80 jersey.
CBS, Family Photo: James Mattioli, 6, loved math. His family described him as a "numbers guy" who came up with insights beyond his years to explain the relationship between numbers. He particularly loved the concept of googolplex, which a friend taught him.
CBS, Rex Features via AP Images: Jesse Lewis, 6, was one of the victims of the shooting at Sandy Hook Elementary School in Newtown, Conn.
CBS, Family Photo: Jessica Rekos, 6, "loved everything about horses," her family said in a statement. "She devoted her free time to watching horse movies, reading horse books, drawing horses, and writing stories about horses. We had promised her she could have her very own horse when she turned 10. She asked Santa for new cowgirl boots and a cowgirl hat. She was a creative, beautiful little girl who loved playing with her little brothers, Travis and Shane. She spent time writing in her journals, making up stories, and doing 'research' on orca whales - one of her passions after seeing the movie 'Free Willy' last year. She said her dream was to see a real orca. Thankfully her dream was realized in October when she went to SeaWorld.
CBS, Rex Features via AP Images: Josephine Gay had just celebrated her seventh birthday on Tuesday, Dec. 11, 2012, days before she was killed in the mass shooting at Sandy Hook Elementary School in Newtown, Conn.
CBS, Rex Features via AP Images: Lauren Rousseau, 30, had spent years working as a substitute teacher and doing other jobs. So she was thrilled when she finally realized her goal this fall to become a full-time teacher at Sandy Hook. Her mother, Teresa Rousseau, does not hold back when describing what the job meant to her daughter.
CBS, Bryan Littel: When the shots rang out, school psychologist Mary Sherlach, 56, threw herself into the danger. Janet Robinson, the superintendent of Newtown Public Schools, said Sherlach and the school's principal ran toward the shooter. They lost their own lives, rushing toward him.
CBS, AP Photo/Family Photo: This Nov. 13, 2012 photo provided by the family via The Washington Post shows Noah Pozner. The six-year-old was one of the victims in the Sandy Hook elementary school shooting in Newtown, Conn. on Dec. 14, 2012.
CBS, AP Photo/Engel Family, Tim Nosezo: The images of Olivia Engel, 6, will live far beyond her short lifetime. There she is, visiting with Santa Claus, or feasting on a slice of birthday cake. There's the one of her swinging a pink baseball bat, and another posing on a boat. In some, she models a pretty white dress; in others, she makes a silly face.
CBS, Family Photo: Days before the Connecticut shooting rampage, the boyfriend of Rachel D'Avino, 29, had asked her parents for permission to marry her.