Still and Box Alarm fire with a Mayday alert in Chicago, 2-12-22

This report comes from chicagolandfirephotos.smugmug.com:

Chicago Fire Department responded to a fire at 112th Place and Princeton. Engines 93 and 62 (Spare) along with Truck 27 (Spare) were dispatched to the scene. As firefighters made entry, a flashover occurred, resulting in injuries to six firefighters. A Mayday alert was issued, along with an EMS Plan 1. Several firefighters were taken to Christ Hospital with non-life-threatening injuries, including minor burns and a dislocated shoulder.

Companies On Scene
Engines: 93, 62 (Spare), 75 (Spare), 115
Trucks: 27 (Spare), 62 (Spare), 42, 37 (Spare), and an unknown truck in spare status
Chiefs: Battalions 20, 21, 22, 23, 24; DDC-2-2-5; Other Chiefs: 2-1-25, 2-1-22, 2-1-10, 2-1-5, 2-1-21, along with multiple unmarked and unknown chief vehicles
EMS: Ambulances 17, 71, 72, 79, 51, 37; Chiefs 4-5-6, 4-4-12
Other Units: CV 2-7-5, Squad 5 & 5a, OFI 4-6-6 & 4-6-8
house fire in Chicago

chicagolandfirephotos.smugmug.com

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