politics October 19, 2017 6:34 pm Obama Returns to the Campaign Trail Former President Barack Obama returned to the political spotlight Thursday for the first time since leaving office by campaigning for the Democratic nominees for Governor in New Jersey and Virginia. US & World Videos 24:50 @Issue: Biden signs the foreign aid bill, and a retrospective of Boston's 2024 Olympics bid 2:15 Opening statements made, witnesses called in hush money trial against Donald Trump 24:46 @Issue: Trump “hush money” trial underway 2:08 Boston announces first chief climate officer 3:07 What's working for Biden's campaign — and what's not working for Trump