Terrance W. Gainer

(AP Photo)

Letter to Miss. senator tests for ricin

WASHINGTON (AP) — An envelope addressed to Sen. Roger Wicker of Mississippi tested positive Tuesday for ricin, a potentially fatal poison, authorities said, heightening concerns about terrorism a day after the Boston bombings.

04/16/2013

Follow

Get every new post delivered to your Inbox.

Join 28,167 other followers