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George Chen on Halloween night, 2013, his freshman year at the University of California, Santa Barbara.
Chen was one of six victims in a murder spree in college town of Isla Vista, near UCSB, on May 23, 2014. The grieving parents of Chen and two other victims - David Wang and James Hong - shared memories of their sons with CBS News.
Credit: Photo courtesy of the Chen family
"He loved to play with his little brother," Kelly Wang said of her son, George Chen.
Credit: Courtesy of the Chen family
"He always tried to put up his big smile everywhere," Kelly Wang, right, said of her son, George Chen, pictured on a cruise to Mexico while he was in high school.
Credit: Courtesy of the Chen family
George Chen poses with his dad Johnny Chen while on a cruise in high school.
Credit: Courtesy of the Chen family
"If you see those pictures, you can see how close we are," said Jane Liu, of her son, David Wang. "Each time he would hold my shoulders, hold my hand. He was very very sweet."
Credit: Photo courtesy of the Wang family
Charlie Wang and Jane Lui stand with their son, David.
Credit: Courtesy of the Wang family
James Hong and David Wang pose for a photo in September 2013, after moving into their Santa Barbara apartment.
Credit: Courtesy of Henry Hong
James Hong is seen teaching iOS program development at a computer company in Taiwan and China.
Credit: Courtesy of Henry Hong
James Hong attends his brother's university commencement in mid-May, 2013, just days before his tragic murder.
Credit: Courtesy of Henry Hong