Dennis Whedbee, of Homer City, Pa., lost half of his left arm in a drilling accident in North Dakota in September 2012. Jeff Swensen for ProPublica hide caption

itoggle caption Jeff Swensen for ProPublica

Frances Stevens uses a custom ramp leading to her van. An accident at work in 1997 left her unable to walk. She received full workers' compensation benefits until two years ago, when the insurer withdrew her medications and home health aide. Her lawsuit is a test of California's use of anonymous, independent medical reviewers. Glenna Gordon for ProPublica hide caption

itoggle caption Glenna Gordon for ProPublica

Joel Ramirez climbs back into his wheelchair with the help of Francisco Guardado, a home health aide, at his home in Rialto, Calif. Patrick T. Fallon for ProPublica hide caption

itoggle caption Patrick T. Fallon for ProPublica

Jeremy Lewis lost his left arm during a work-related incident while working at a poultry plant in Alabama. The state has the nation's lowest workers' compensation benefits for amputations and sent Lewis into just the kind of downward spiral workers' comp was intended to prevent. Dustin Chambers for ProPublica hide caption

itoggle caption Dustin Chambers for ProPublica

Former Massey Energy Company Chairman and CEO Don Blankenship, seen in July 2010, has pleaded not guilty to conspiracy charges associated with the 2010 West Virginia mine explosion that killed 29 men. Jacquelyn Martin/AP hide caption

itoggle caption Jacquelyn Martin/AP

Joel Ramirez climbs back into his wheelchair with the help of Francisco Guardado, a home health aide, at his home in Rialto, Calif. Ramirez was paralyzed from the waist down in 2009 when a 900-pound crate fell on him at a warehouse. Changes to California workers' compensation laws have impacted his quality of care. Patrick T. Fallon for ProPublica hide caption

itoggle caption Patrick T. Fallon for ProPublica

Lupita Ramirez dresses her husband, Joel, at their home in Rialto, Calif. Joel was paralyzed from the waist down after being crushed by a pallet when he was working in a warehouse. Patrick T. Fallon for ProPublica hide caption

itoggle caption Patrick T. Fallon for ProPublica