Source: The Wrestling Observer

At this time, the feeling is that Brock Lesnar's SummerSlam match with CM Punk will be his last in ring appearance until WrestleMania.

Lesnar's contract reportedly calls for three matches in a contract year, and with him wrestling once at Extreme Rules, unless a change to the deal is made Lesnar will have an extended time off until the build to WrestleMania.

We'll keep you posted as we hear more.