Charges Dropped Against Man Accused Of Sending Ricin-Laced Letter To President

Charges Dropped Against Man Accused Of Sending Ricin-Laced Letter To President
In this Friday, April 19, 2013 file photo, federal agents wearing hazardous material suits inspect a trash can outside the house of Paul Kevin Curtis in Corinth, Miss.

Charges have been dropped against a Mississippi man accused of sending ricin-laced letters to President Obama and others. Paul Kevin Curtis was released Tuesday. Federal investigators have now searched a home of another man who Curtis has had an apparent long running feud with, but Curtis doesn't know why. ABC News Correspondent Matt Gutman reports.