San Francisco 49ers coach Jim Harbaugh and his players had shown the utmost respect for the Jacksonville Jaguars all week.In the lead-up to their game at Wembley Stadium in London, Harbaugh and the Niners had been careful to say only nice things about the 0-7 Jags, who went into Sunday's game a decided underdog and the leader in the race for the honor of the NFL's worst team.As soon as Jacksonville kicker Josh Scobee kicked off to start the game, however, all niceties went out the window. On a chilly day in London, the Niners quickly and easily marched 76 yards in eight plays to take a 7-0 lead on Frank Gore's 19-yard run up the middle of the Jacksonville defense to launch what turned into a 42-10 San Francisco victory, the 49ers' fifth straight win.The Niners put together four long scoring drives in the first and second quarters to take a 28-3 halftime lead – the largest such lead in the Harbaugh era – en route to improving their record to 6-2. It also marks the fifth straight game San Franciso has scored 30 or more points. Going into their bye week, the Niners now remain just a game behind the Seattle Seahawks in the NFC West. Seattle plays the Rams Monday night.The...