Authorities today were still trying to ascertain a motive for the attack.

The Lakota prayer over water has become a rallying cry in the mass action to prevent the construction of a crude oil pipeline near their reservation.

The campaign is demanding better pay, beginning with a hike of the federal minimum wage to $15 an hour. It is currently a paltry $7.25 and has not budged in seven years.

Within half an hour of the Cuban government's announcement Saturday of the death of the 90-year-old revolutionary leader, cheers were heard in Miami's Little Havana.

Castro's reign over the island-nation 90 miles from Florida was marked by the U.S.-backed Bay of Pigs invasion in 1961 and the Cuban Missile Crisis.

What is to be done? The world is full of anger.