PBS is mixing it up next season with programs about Vietnam, Scarlett Johansson and Vladimir Putin.
The public TV service said its fall lineup will be anchored by filmmaker Ken Burns' "The Vietnam War," a 10-part documentary debuting Sept. 17.
The genealogy series "Finding Your Roots with Henry Louis Gates Jr." is returning Oct. 3. Besides Johansson, celebrities who will learn about their ancestors include Aziz Ansari, Bryant Gumbel and Garrison Keillor.
Russian President Putin will get a different kind of scrutiny on "Frontline." A two-part documentary on his rise and his rule will air Oct. 25 and Nov. 1.
In January, PBS will...