WATCH: Utah teen with Down syndrome reaches new milestone after buying 7-Eleven slurpee

When Jack DowDell had a craving for his favorite treat, he walked into 7-Eleven on his own to buy the beverage, prompting his family to celebrate the milestone.

​When Jack DowDell had a craving for his favorite treat, he walked into 7-Eleven on his own to buy the beverage, prompting his family to celebrate the milestone.   When Jack DowDell had a craving for his favorite treat, he walked into 7-Eleven on his own to buy the beverage, prompting his family to celebrate the milestone.