How Do we Trust what we read – and share with patrons?

htp://search-engines-web.com/ writes “What standards or techniques do you use to filter out Bad information from Good – when gathering information for Patrons or Work-related projects, especially current events related?
A couple of stories to consider:
Reaction: Mirror editor sacked, from the BBC, and

Daily Mirror Apologizes for Fake Photos

Update: 05/16 11:21 EST by B: hoaxes that fooled the worldly wise British media, from The Guardian takes a look back through the decades at the issue.