Marble Girl

An agate marble found in a remote cave in the Colorado Rockies is the key to solving a cold case nearly half a century old.When Clare and Tora took the trail less traveled, they never expected it would lead them to an unsolved crime. Step by step, they put together the clues that lead to a robbery and murder on August 28, 1968, in Chicago, Illinois--the city where Senator Hubert Humphrey was accepting the nomination to be the presidential candidate for the Democratic Party and antiwar protesters were taking to the streets.