A suspected shooter is dead following a standoff with police, Midland, Texas city officials said.
The gunman who opened fire on tourists at Mexico's iconic Teotihuacan pyramids carried materials that were apparently related to the deadly 1999 shooting at Columbine High School.
As an investigation continued into the motive of Sunday's fatal shootings of eight children in Shreveport, La., police released a timeline of the massacre.
A man with a gun opened fire Monday at the historic Teotihuacán pyramids, killing one Canadian tourist and injuring six other people at the tourist site an hour outside of Mexico's capital, the Mexican government said.
Officials say a gunman in Louisiana killed eight children, including seven of his own, and shot two other people Sunday in an attack of domestic violence.
A judge ordered that a Marine veteran charged in a mass shooting at a North Carolina waterfront bar last year undergo psychiatric treatment after it was determined he is unable to understand his legal proceedings enough to help his lawyers.