If you're planning to take part in the national school walkout, read this
Updated 10:53 AM ET, Wed March 14, 2018
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(CNN)Students across the country are expected to walk out of their classrooms Wednesday morning to protest gun violence. The National School Walkout is scheduled to begin at 10 a.m. in every time zone and last for 17 minutes -- a minute for each life lost in the Parkland school shooting.