The astronomer Carl Sagan made it his life's work to engage the public in the world of science and exploration. The Library of Congress announced Wednesday that it's acquired his personal papers. Host Audie Cornish talks with Ann Druyan, Sagan's widow.
The Chicago City Council voted overwhelmingly to approve a new policy on marijuana possession.
The policy gives police the option of giving a fine to those caught with less than 15 grams. The fine could range between $250 and $500 and doesn't apply to minors or those carrying pot on a park or school grounds, reports The Chicago Tribune.
Previously, law required police to arrest the person and charge them with a misdemeanor.