Alejandro Cota, who was charged in the horrific post-Christmas stabbing deaths of a mother and her 13-year-old son in Geneva in 2024, pleaded guilty Wednesday to two counts of first-degree murder and accepted a life sentence in prison, officials announced in a news release. Circuit Court Judge Julia Yetter accepted the plea. Cota, 52, was charged with killing his girlfriend, Christina Chavira, 47, and her son, Damian Chavira, at their home on Emma’s Way, on Dec. 26, 2024, records show.