How much the Great Barrier Reef is worth, and what there is to lose

(CNN)Australia's Great Barrier Reef has long been considered one of the world's natural wonders, but now we know how much some economists think it's really worth. The reef is one of Australia's most valuable assets, but two massive bleaching events in less than 12 months have left it severely damaged,…

How Denise Ho went from Cantopop queen to democracy fighter

Hong Kong (CNN)In 1997, as sovereignty over Hong Kong passed from the UK to China, Denise Ho didn't care about politics. Political awakeningHo's attitude began shifting in 2012, when she came out as gay at the fourth annual Hong Kong Pride Parade. Days later, she watched in appalled amazement as…

Emmett Till marker near grocery store site vandalized

(CNN)A civil rights marker about Emmett Till on the Mississippi Freedom Trail has been vandalized twice in the past two months, according to the firm that manages the trail.Till was kidnapped and lynched in Money, Mississippi, in 1955 after the incident at the Bryant Grocery store. Two white men were…

McConnell’s test: Can he do more than obstruct?

(CNN)Senate Majority Leader Mitch McConnell is facing a major test this week. Since revealing the details of the Republican health care plan, McConnell has watched as a number of important senators in his own party announced their concerns or opposition. Some, such as Wisconsin Sen. Ron Johnson, have urged him…