WARREN — A 10-month-old baby who tested positive for fentanyl became unresponsive and was in critical condition Sunday at St. Joseph Warren Hospital. Police were called to a home in the 4400 block of Berkshire Drive Southeast off of North Road at 11 a.m. for the cardiac arrest of the child. When a Warren officer arrived, he saw that the child, who was in the arms of a woman, was not breathing. The woman said she “could not advise what caused the…