Some of these small parasites have been mutating and are now resistant to many over-the-counter medications.
In tatters and fraying are some of the words being used to describe tomorrows cease fire in Syria brokered by U.N. and Arab League special envoy Kofi Annan.
Earlier Monday, Syrian forces fired across the border into a refugee camp in Turkey, wounding at least five people. And on the Lebanese border with Syria, a Lebanese camera man was killed by gunfire from the Syrian side.
Both incidents raised concerns that neighboring countries will be drawn into Syria’s year-long internal conflict. This weekend Syria rebels rejected a last minute demand by the government calling for them to sign guarantees that they’d lay down arms.
The government also called on foreign governments to stop funding rebels. We get the latest from The BBC’s Jim Muir who has been monitoring events from Beirut, Lebanon.