i'm maurice dubois. over the next half hour, we will travel across the country to uncover stories that have a major impact on our lives, and we will talk with the storytellers who've dedicated their work to elevating these issues, putting them front and center. we begin with the change of season. if you think your allergies are worse this year, it is definitely not your imagination. it is the pollen. according to the cdc, for roughly one in four american adults, spring blooms mark the start of itchy, eye-watering, and congested misery. and anyone suffering from allergies who's watched a forecast and seen the words, "high pollen count," know that it can really put a damper on spring. but how is pollen measured? our team discovered the typical pollen count you see is for a very large area and not necessarily what's happening in your own backyard. cbs 2's dave malkoff shows us how a more hyper-local approach would help us manage our symptoms. - [dave] atlanta is known as a city in a forest. - it's kind of c