xiidra can provide lasting relief. xiidra treats the signs and symptoms of dry eye disease. don't use if you're allergic to xiidra. common side effects include eye irritation, discomfort or blurred vision when applied to the eye, and unusual taste sensation. doctor: why wait? ask your eye doctor about a 90-day prescription for xiidra today. today. ask your eye doctor about a 90-day prescription >> margaret: the love between a mother and daughter could never be measured, with perhaps one exception. cbs's steve hartman goes "on the road" to alabama. >> reporter: a lot of kids in america want to run a lemonade stand. but not many feel like they have to. 7-year-old emouree johnson started her business a few weeks ago, after a terrible nightmare morning. >> i woke up with the worst news of my life. >> reporter: emouree's mother, karli, died unexpectedly at the age of 29. she was a single mom, and emouree's everything. >> want to go see mommy? >> reporter: which was why she couldn't understand the first time she went to the cemetery with her grandmother, jennifer, why everyone els