Milestones

DIED

Dave Goldberg, 47, chief executive of SurveyMonkey, after suffering a head trauma in a gym accident. He was married to Facebook executive Sheryl Sandberg, author of Lean In.

NOMINATED

Joseph Dunford Jr., Marine Corps general, as the new Chairman of the Joint Chiefs of Staff, by President Obama. He led the Afghan war coalition for a period from 2013 to 2014.

DIED

Representative Jim Wright, 92, a Texas Democrat who served as House Speaker from 1987 to 1989. He resigned after 34 years in Congress after facing a House Ethics Committee investigation.

DISCOVERED

That sleepwalking may be a genetic trait. New research found that among children whose parents both have a history of sleepwalking, more than 60% will develop the behavior.

DIED

Grace Lee Whitney, 85, actress who played Yeoman Janice Rand on the original Star Trek series. She spent her later years helping alcoholics recover from their addiction.