Article Photos: Experts: Ricin like that in letters easy to make 15/19

Federal agents wearing hazardous material suits and breathing apparatus inspect the trash can outside the West Hills Subdivision house of Paul Kevin Curtis in Corinth, Miss., Friday, April 19, 2013. Curtis is in custody under the suspicion of sending letters covered in ricin to the U.S. President Barack Obama and U.S. Sen. Roger Wicker, R-Miss. (AP Photo/Rogelio V. Solis)