A documentary on nuclear physicist Joseph Rotblat, branded a traitor after walking away from the Manhattan Project, at 7 p.m. Tuesday, Aug. 7, in Medford Congregational United Church of Christ's Lidgate Hall, 1801 E. Jackson St., Medford.

A documentary on nuclear physicist Joseph Rotblat, branded a traitor after walking away from the Manhattan Project, at 7 p.m. Tuesday, Aug. 7, in Medford Congregational United Church of Christ's Lidgate Hall, 1801 E. Jackson St., Medford.

Rotblat, a Nobel Peace Prize winner, is credited with helping to create the modern peace movement.

The free showing is open to the all. The film is one of the events of the Hiroshima-Nagasaki Vigil, centered in Ashland from Aug. 6 through 9 and presented by Women's International League for Peace & Freedom's Ashland chapter, Citizens for Peace & Justice and several area peace groups.

For more information about Citizens for Peace & Justice, visit www.cpjmedford.org.