Gastroenteritis (stomach flu) is a viral condition that causes diarrhea and vomiting. Viral pharyngitis is a sore throat caused by a virus, and causes throat pain and cold-like symptoms. Tuberculosis usually infects the lungs, causing a bad cough with blood, chest pain, fever, chills, and fatigue.
Second, strong and genuine diplomacy makes economic sanctions effective in modifying regime behavior. Third, strong diplomacy and a potential deal with Iran already yields important benefits, even if the deal is imperfect or ends up failing in the longer term.
Second, economic sanctions are also valuable as they can make this land grab very costly for Russia. Down the road this could make the folly of the annexation evident to people both in Russia and in Crimea.