Analysis Summary:

The article appears mostly accurate. It accurately reflects Sanders' statement about the disadvantage of being in the impeachment trial instead of campaigning in Iowa. The article presents the information in a straightforward manner with minimal bias.

Detailed Analysis:

• Claim:** Sanders says it's "disappointing" not to be in Iowa amid impeachment.
  • Verification Source #1: Supports this claim, as the title directly states "Sanders says it's 'disappointing' not to be in Iowa amid impeachment."
  • Verification Source #2: Supports this claim, as the title states "Sanders says it's 'disappointing' he's not on campaign trail in Iowa."
• Claim:** Other candidates who are not attending the impeachment trial are at an advantage.
• This claim is implied in the CBS article, as Sanders states it's "disappointing" not to be in Iowa. The implication is that being in Iowa is advantageous. This is a reasonable inference.
• No provided source directly confirms or denies this claim.*
• Claim:** Sanders admitted this in an interview with "CBS Evening News" anchor Norah O'Donnell.
• No provided source directly confirms or denies this claim.* This is standard journalistic practice and is likely accurate.

Supporting Evidence/Contradictions:

• Verification Source #1 and Verification Source #2 both confirm that Sanders stated it was "disappointing" not to be in Iowa.
• The provided sources do not offer any contradictions to the claims made in the article.
• The lack of direct confirmation for the interview details and the advantage of other candidates is a limitation.