The afternoon sell-off in shares of dollar store operators Dollar General (DG), Dollar Tree (DLTR), and Family Dollar (FDO) is being attributed to an investor field trip hosted by Deutsche Bank. The firm is believed to have taken investors to Tennessee today, where Dollar General is located. Note Dollar Tree took the sector down on October 11 when guiding its Q3 sales to low end of its forecast. Shares of Dollar General are currently down 6.4%, or $3.19, to $47.10, while Family Dollar is down 4%, or $2.76, to $65.76.