Singletary backs Raye's playcalling

Let's hit some of the key points from the couple hours I spent in 49ersland today: --First, an observation from yesterday's game. Alex Smith was very successful in the two-minute drill at the end of the first half. He completed 5 of 6 passes for 49 and a touchdown while in the shotgun formation and a three-receiver set. (The first play of the drive, a 27-yard pass to Michael Crabtree, came with him under center.) But in the second half, the 49ers used the shotgun formation just four times - and three times were on third and long. He completed 1 of 2 passes and was sacked twice. I asked Mike Singletary why they scrapped the shotgun formation and three-receiver sets in the second half. He said it's because the coaches have not had much "exposure" to Smith, and Smith has not had much "exposure" to that portion of the playbook. Said Singletary: "You don't want to put him in a situation where, 'OK, is Alex really ready to do th...