Updated at 3:30 p.m. ET As students staged a national walkout Wednesday morning over gun violence, senior federal officials sat down for a grilling from Congress over law enforcement's failure to act on tips about the suspect in last month's school shooting in Parkland, Fla. The massacre at Marjory Stoneman Douglas High School touched off yet another round of soul-searching and national debate over guns in the U.S. that has drawn in activists, lawmakers and the White House. One major change this time, however, is that Florida teenagers who survived the violence are spearheading the conversation. The Senate Judiciary Committee officially joined the discussion Wednesday with a hearing that opened with Florida's senators begging their congressional...
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After Mishandling Parkland Shooter Tip, FBI Answers Questions From Congress