Jennifer Love Hewitt is marking a devastating anniversary. Ten years after the death of her mother, Patricia Hewitt, the 9-1-1 star, 43, shared a lengthy Instagram tribute to her “best friend.” “Someone told me after losing my mom that the first year would feel impossible, the years after would build strength in me and then the 10 year mark would be an open wound all over again,” she wrote on June 12, drawing supportive comments from friends and fans. “Because it would feel insane to have be