At least ten people have died in India from a rare virus known as Nipah virus.<br /> It's usually found in fruit bats and is said to have a death rate of 70 percent, with no vaccine currently available. <br />Health officials in the southern Indian state of Kerala said Tuesday that besides the 10 dead, two more are in critical condition, with dozens others in quarantine. <br />Symptoms can begin with headache and drowsiness but quickly transform into a coma within a matter of days. <br />