Massacre at Virginia Tech- msnbc.com

Some nations toughened laws after shootings

After mass shootings in Australia, Germany and Britain, those nations pushed through tougher gun laws. But America's tradition of gun rights makes similar legislation in the wake of the Virginia Tech shootings difficult. Full story

Debating the delay entering Norris Hall

Victims in Virginia Tech massacre

How smart mobs coped with a massacre

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TODAY blog: How can we protect kids?

Blog: Reports from the campus

Fact file: Deadliest shootings in U.S.

Fact file: Deadly college shootings in U.S.

Video: Massacre at Virginia Tech

VTech shooter stalked campus women
April 26: New details emerge about stalking by the Virginia Tech shooter, Cho Seung-Hui. NBC's Michelle Kosinski reports.

Probe continues into Va. Tech massacre

Virginia Tech students return to class

Why was Cho able to buy a gun?

Copycat concerns after Va. Tech killings

Va. Tech president reflects on tragedy

Ridge: 'Everything's on the table'

Eyeing national school safety standards

Interactives and info

Gallery: Victims of the Va. Tech massacre

Timeline: How deadly shooting unfolded

Reaction to Virginia Tech tragedy

Full coverage of massacre, aftermath

Fact file: Deadly college shootings in U.S.

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Massacre at Virginia Tech
See images from the deadliest shooting in U.S. history.