After years of layoffs and buyouts at news organizations, the growth of nonprofit investigative groups, increased investment in watchdog journalism by legacy newsrooms and expanded opportunities for digital storytelling provide some reasons to be optimistic about investigative reporting in 2011. Check out this morning's interview with investigative journalists Joe Bergantino, Alison Young, David Raziq, Polly Kreisman and Cheryl Phillips. Poynter: What 2011 holds for investigative reporting