FBI arrests Alexander Scott Mercurio, 18, a day before reported plan to attack more than 20 churches with knives, firearms and fireAn Idaho teenager who was allegedly planning an attack on churches in the name of Islamic State has been arrested.Last Saturday, federal authorities arrested 18-year-old Alexander Scott Mercurio of Coeur d’Alene, Idaho, a day before his alleged planned attack on churches in the city using weapons including knives, firearms and fire. Continue reading Read this story