Yes, work the rib as it's been established.
So you'll work 3 in rib, then work 2 together in whichever stitch would have been next, yo, and rib the remaining stitches.
If you're working kpkpkp rib, you'd kpk,p2tog,yo,kpkpkpkp
"Trust the pattern!"
Time flies like an arrow, but fruit flies like a banana.
Hop aboard while we follow the cloud-covered van of knitting harmony, man!! Woooo!! --Hedgehog
IngridKH on Ravelry