Chicago Scrambles to Protect Its Homeless From Life-Threatening Polar Vortex

Sandi Robinson was sure to layer up before hitting the Chicago streets Monday night. Sweatpants? Check. Tights underneath? Check. Long sleeves, gloves, hat, and boots? All check. Robinson is the co-founder of the community organization ChiGivesBack, and her priority right now is the 5,600 people who live on the...