To condense from (but not otherwise alter) the 1960 edition of the World Book  About two thirds of the people of Colorado live no more.
The 1960 World Book contains the information about the lives and deaths of the people of Colorado.
The World Book references the population of Colorado as fully extinct.
An audience throws tomatoes at the performers
People are outside walking.
A group of friends taking the escalator sideways.
A young man is performing unicycle stunt
A child is asleep in bed.
A woman sweeps.