A U.S. Capitol Police officer walks past Sen. Roger Wicker, R-Miss., office on Capitol Hill in Washington, Tuesday, April 16, 2013. An envelope addressed to Wicker tested positive Tuesday for ricin, a potentially fatal poison.(Copyright 2013, The Associated Press).

Man Arrested in Ricin Letters

Update

The FBI has identified a Mississippi man suspected of mailing letters containing poisonous ricin as 45-year-old Paul Kevin Curtis.

Authorities seized 155 guns during several investigations unsealed on Wednesday.

Warren Crime Targeted by Feds

Federal and state law enforcement announced Wednesday charges against 97 people accused of selling drugs and guns in the area, including the…