A Je Suis Charlie slogan is displayed on a digital screen in the Paris business district of La Defense on Thursday, Jan. 8, 2015, a day after the deadly attack at the satirical newspaper Charlie Hebdo. A Je Suis Charlie slogan is displayed on a digital screen in the Paris business district of La Defense on Thursday, Jan. 8, 2015, a day after the deadly attack at the satirical newspaper Charlie Hebdo.