Carrington Stewart, 17 of Oak Lawn, crochets newborn hats to be delivered to Advocate Children's Hospital in conjunction with the Little Red Hat campaign on Feb. 12 at Richards High School in Oak Lawn. Carrington Stewart has a heart made for helping others. As a member of the Richards High School National Honors Society, Stewart likes to spend her free time volunteering. She aspires to one day become a rheumatologist. “I like helping others in any way I can,” said Stewart, 17, of Oak Lawn.