A few minutes of arrivals all going around in line for approach to runway 27L at ORD, due to a storm cell of strong hail and wind-shear. Includes a "Low Altitude Alert, check your altitude immediately" for an Envoy flight. "Sorry, we were in wind-shear escape mode"
From April 25th, 2016. Edited for time. Can be found on KORD Tower North April 26th 0200Z and 0230Z archives.