A longtime high school math teacher and her elderly parents were found dead inside a Pennsylvania home, and authorities say the victims’ brother and son has been charged in their killings.
Police went to a residence on Heather Road in Northampton Township for a welfare check on the afternoon of Monday, Jan. 26, according to the Northampton Township Police Department. Officers say they encountered an adult man later identified as Kevin Castiglia, 55, who was allegedly armed with a knife.
After officers tried and failed to persuade him to surrender, police say he barricaded himself inside the house. A standoff lasted about five hours before tactical officers took him into custody around 8 p.m…