Some of these small parasites have been mutating and are now resistant to many over-the-counter medications.
Police at Oberlin College in Ohio are investigating who is behind a series of racist and homophobic incidents on campus.
The problems culminated in a reported sighting early Monday morning of someone dressed as a member of the Ku Klux Klan on campus.
Oberlin cancelled classes yesterday to hold teach-ins and a “day of solidarity” against hate speech.
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