National Home Front drill beginsIDF to test SMS warning system, distribute protective kits.gas mask exercise 311 aj [file](photo credit: Ariel Jerozolimski [file])
![gas mask exercise 311 aj [file]](https://images.jpost.com/image/upload/f_auto,fl_lossy/q_auto/c_fill,g_faces:center,h_720,w_1280/139030 "gas mask exercise 311 aj [file]")