Boston University graduate student Lingzi Lu was the pride of her parents in China, but they are now engulfed in grief as she is identified as the latest victim of the Boston marathon bomber.
Lu, 23, was a mathematics and statistics student from China in the graduate class of 2015. Lu's parents described the death of their only child as a "dagger in our hearts."
The terrorist attack at the marathon killed three people and injured more than 170.
Speaking through sobs, Lu's father told ABC...Full Story