By mid-day Thursday, at least seven people were dead with more than 200 injured, in the wake of Tuesday's Amtrak train derailment.
As Freddie Gray lay dying in Maryland Shock Trauma Center, a group of activists was planning to curb police brutality in Baltimore.
In 1985, Philadelphia police dropped a bomb on a residential building, resulting in a massive fire that left 11 persons dead including five children.
"When safety standards are cut, miners die. It's that simple. Let's not get to that point."
The largest march against fracking in U.S. history included labor, indigenous rights, climate activists and many other groups.
Native Americans are oppposing the campaign of local historians and an organization to raise the infamous Indian killer, Andrew Jackson to the status of a "great president."
Staff members at a Colorado NAACP office say they are waiting for more information before drawing conclusions about an explosion near their chapter.
Ending the longstanding reality of unpunished police violence against black and brown men was the topic Dec. 17 at a town hall meeting.
Led by mothers, fathers, and widows of African American men killed by white police officers, 50,000 protesters marched up Pennsylvania Avenue.
The disaster and the resulting deaths shocked the mining communities of Raleigh and Boone Counties and left the dead miners' families grieving.