Why capping methane leaks is a win-win goal

Aired: 11/4/2015 | 0:08:34 | Clip
Methane, the primary component of natural gas, is also a potent greenhouse gas, trapping energy in the atmosphere. Last year NASA released satellite images showing a hot spot in the area where New Mexico, Colorado, Utah and Arizona meet, prompting scientists to go in search of the sources. Special correspondent Kathleen McCleery reports on efforts to crackdown on methane emissions.