( CNN ) -- The U.S. Commission on International Religious Freedom cited several examples in a recent report of abuse toward Christians in Iraq . Iraqis rush to a car bomb explosion at a Christian church in Kirkuk in January .
U.S. military reports reports of intimidation , especially against Christians in Iraq . Report : Christians urged to convert to Islam , attacked if they do n't follow Islamic laws . Christian leaders , missionaries have been kidnapped and killed , report says .