Tinley Park security guard fatally shot outside Northwest Indiana bank remembered as devoted to family

Mangan said that his wife was pregnant with their son, Ian, at the same time Castellana’s wife was pregnant with their daughter Caitlin. The families spent a lot of time together, sometimes hanging out at Mangan’s backyard pool where Castellana was “the big kid” that the younger kids always wanted to play with in the pool, Mangan said.