1. GM foods have been linked to tumor growth and premature death
2. Arsenic has been been un US rice crops
3. Popcorn can cause "popcorn lung", a condition caused by inhaling diacetyl - an artificial butter flavoring
4. Atlantic ocean fish are disappearing due to environmental pollution
5. Mercury poisoning in tuna found in school lunches

Not good news...oh and add to the list Trader Joes peanut butter recall.

Source article Beware! 5 Depresisng Stories About Food in the News This Past Week.