A U.S. Capitol Police hazmat vehicle is parked at a mail processing plant in Prince George's County where a letter addressed to Sen. Roger Wicker, R-Miss., tested positive for ricin, Tuesday, April 16, 2013, in Hyattsville, Md. An envelope addressed Wicker tested positive Tuesday for ricin, a potentially fatal poison, congressional officials said, heightening concerns about terrorism a day after a bombing killed three and left more than 170 injured at the Boston Marathon. (AP Photo/Molly Riley)

Ricin letter saga: As it unfolded

Letters containing ricin found their way to a congressman and President Barack Obama. Here’s a look at news alerts since the first instance.

Ricin suspect released from jail

The Mississippi man charged with sending poisoned letters to President Barack Obama, a U.S. senator and a state judge was released from jail…