Colin Kaepernick and a ferocious defense lead 49ers over Saints

The Colin Kaepernick era for the 49ers has officially begun, and the folks in San Francisco have to like what they see. Kaepernick, who has supplanted Alex Smith as the 49ers’ starting quarterback, had a solid game as the 49ers beat the Saints 31-21 in New Orleans. Smith has been a fine quarterback for the…