Leicester City'sRicardo Pereira was left with a broken leg following a flying tackle by Liverpool's Tyler Morton just last week, but the teenager escaped with just a booking.So, here are six instances of players suffering devastating injuries from crunching challenges where the opponent avoided a red.During the first half of Wednesday's Carabao Cup quarter-final tie between Liverpool and Leicester City, teenage midfielder Tyler Morton flew into a tackle on Ricardo Pereira.The challenge caught the Foxes full-back on the knee and left the Portuguese defender rolling around in pain.Having received treatment on the pitch, Pereira was substituted off before manager Brendan Rodgers later confirmed he is set for a lengthy spell on the sidelines.
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