David Smith speaks out in an upcoming episode of NBC News' 'Dateline,' airing at 9 p.m. ET on Friday, Feb. 14.

In the episode titled ‘Return to the Lake’ of NBC’s ‘Dateline,’ the focus is on Susan Smith, who killed her two sons in October 1994 in South Carolina. Pretending to know nothing about her children, ...

L. David Smith is a marine ecologist in the Smith College Department of Biological Sciences and a member of the Environmental Science and Policy Program. His research examines marine biological ...