Organ banks around the country have noted an increasing number of organs from donors who have died of overdoses.
During the war in Iraq, American troops fought some of their fiercest battles in Fallujah.
Now two years after the withdrawal of U.S. forces, the city seems to be the hub of a new insurgency.
Al Qaida-linked militants have taken control of most of Fallujah and also the nearby city Ramadi.
More than 7,000 Iraqis died in violence in 2013, and it appears 2014 might be just as bloody. Here & Now’s Meghna Chakrabarti speaks with the BBC’s Mohamed Yehia about the situation in Iraq.