The company's major acquisition is up in the air, and consumer credit metrics are weakening.Capital One (COF -1.03%) made huge news earlier this year when it announced plans to acquire Discover Financial Services. The deal would make Capital One the largest credit card lender in the U.S., but it faces regulatory scrutiny before approval.The company also faces rising charge-offs from its credit card customers as delinquencies rise above pre-pandemic levels. If you're thinking of scooping up Capital One stock ...