They claimed to have something like over a dozen sources. Some of those were lying outright. >If you're not certain they lied to you, then your new story is po

They claimed to have something like over a dozen sources. Some of those were lying outright. >If you're not certain they lied to you, then your new story is potentially libel. No, you report the truth that they said X to you, and your opinion that it isn't true, along with any verifiable facts supporting that opinion.