"It was Al Gore," says Walsh. The former veep was in town to show off his global warming slide show to the Greek president.
"It really is a small world," says Gore's spokeswoman, Kalee Kreider.
By Paul Bedard
Amid rising speculation about his political future, the vice president acknowledges the impact of his son's recent death
The Democratic candidate met with the protest group that's disrupted 2016 campaign events with a call for racial justice
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