They were born two months apart in the late 1970s, went on to pursue the same area of medicine and eventually wound up in the same city at the same time. But before a seemingly random encounter last week, the two pediatricians found dead after a hostage standoff Tuesday in Central Austin did not appear to know each other, nor did the trajectory of their lives appear to be headed in the same direction. Looking for work after recently arriving in Austin from California, Dr. Bharat Narumanchi walked into the offices of the Children's Medical Group last Friday and inquired about an unpaid adm...