It depends. Sometimes it could be considered second-story news, but it really depends on the context and the significance of the whistleblower's revelations.
Well, usually, the story of a whistle blower starts with them noticing something wrong or illegal. They then face the tough decision of whether to come forward and risk facing backlash. Sometimes, they do it out of a sense of moral duty.
Yes, in 'echo 3 true story', 'echo 3' is likely related to the 'true story'. It could be the name or identifier for the events that make up the true story.
In most comic versions, Echo isn't deaf. However, there might be alternate or special story arcs where this could potentially be a trait, but it's not a common characteristic.
Sure, Echo is portrayed as deaf in the comics. This trait plays a role in shaping her personality and the challenges she faces throughout the comic series.