Old photographs adorn the mantelpiece in Lee John Mynhardt’s living room. In one, he’s standing beside his parents and sister. In another, he’s all smiles as he wraps his arms around some college buddies.

Today, Mynhardt, 28, is confined to a wheelchair, a quadriplegic unable to move from the chest down, burdened with medical expenses that at times have topped $10,000 a month. As a senior at Elon University in Elon, N.C., he broke his neck when he was grabbed from behind and dragged out of a keg party held by a chapter of one of the largest national fraternities, Lambda Chi Alpha Fraternity Inc.