article_snippet: Richard Ebright, a biosafety expert from Rutgers University in New Jersey, said release was worrying.
article_snippet: The fact that Confirmed infections can't identify how release occurred is very concerning,' he told USA Today. '
article_snippet: The easiest way to transfer something from one place where it's supposed to be, to another where it isn't supposed to be is by a worker moving from one place to the other.'
article_snippet: Andrew Lackner, director of the center, said: 'Andrew Lackner, director of the center're taking this extraordinarily seriously.
article_snippet: It's very disturbing to Andrew Lackner, director of the center. '
highlights_snippet: Center treating release as 'serious'