New research could help fix hearing loss

More than two-thirds of elderly Americans suffer from hearing loss, and new research is showing hope for the millions that are affected. Two of the co-authors of this study, Dr. Judith Kempfle and Dr. David Jung, spoke to CBSN about how this method of treatment works and what's still ahead before it's ready for patients.


(Source: CBS News, https://www.youtube.com/watch?v=cF4yfAa-1mk)