While reporting for ABC News, Fletcher was assigned to stories including the in-depth examination of Sarah Palin's record and standing during the 2008 presidential campaign, the Governor Mark Sanford political scandal in Argentina, the Craigslist Killer in Boston, the OJ Simpson trial and sentencing in Las Vegas and exclusive, daily coverage of the Michael Jackson death investigation. Fletcher was the first to secure an interview with the high-profile Scientology defector Jenna Miscavige Hill, as part of a full half-hour investigation for Nightline and exposed abuses at the nation's largest chimpanzee experimentation facility – prompting a federal investigation.