The United States Department of Agriculture issued a warning letter to Eastern Virginia Medical School for alleged violations in the handling of animals used in testing.Preview: The Virginia Republican Party will hold a primary to select a candidate for lieutenant governor. The party announced yesterday that Pat Herrity and John Reid will be on the primary ballot on June 17th. Early voting will begin on May 2nd and end on June 14th. The deadline to register to vote in the primary is May 27th.