CNBCCramer: For the first time, Powell seems concerned about the economy, and that's goodCNBCFederal Reserve Chairman Jerome Powell's comments about the U.S. economy on Wednesday may have been the central bank chief's first real acknowledgment of an economic slowdown, CNBC's Jim Cramer says. "It's the first time that I've actually heard ...What to do When You See a Bear: Cramer's 'Mad Money' Recap (Wed.