Heartbroken Clint Eastwood is at the centre of health fears after the death of his longtime love Christina Sandera. The former Dirty Harry hunk, 94, had already been spiraling downward in recent years – but RadarOnline.com can reveal he is said to have taken a turn for the worse since his 61-year-old companion, who he had been dating for a decade, passed away last week. A source said: “Clint has deteriorated in recent years to the point where it’s beyond hiding. “He’s lost weight, he’s frail and gaunt, and he can’t walk without a noticeable hunchback. Getting around comes with a lot of effort …