Marianna van Zeller

How do the journalists at Nightline define news? On Monday night, co-host Dan Harris and reporter Mariana van Zeller spent an astonishing nine minutes and 33 seconds on the salacious, gossipy phenomenon of "bootleg butt injections." Yet, it's been 123 days, 17 and a half weeks, since the show's hosts have focused on ObamaCare and the problems with the law's implementation.  Harris educated…