Christopher Clancy said Lindsay Clancy and her son had "all-American family."

After an opening week of wrenching testimony and a jury trip to the home where Lindsay Clancy strangled her three children, her murder trial resumed Monday

Prosecutors contend that she acted intentionally and should be held criminally responsible for the deaths of Callan, Dawson and Cora Clancy, who ranged in age from 8 months to 5…