KITCHENER -- A Cambridge woman and her 25-year-old son were sentenced for incest and forgery yesterday for a five-year relationship that led to three more children in the family. The 42-year-old woman was sentenced to 43 months behind bars while her son was given a 19-month conditional sentence. They were found guilty in August of posing as husband and wife and having sex with each other between 1996 and 2001. They cannot be named to protect the identity of their two children, who are now in foster care. Their relationship only came to light after their third child, a 2-year-old...