Man, 72, killed and his wife wounded in knife attack at Nebraska highway rest area ABC NewsMan killed, woman seriously injured in knife attack at I-80 rest area in Nebraska KLKNNebraska I-80 rest stop knife attack leaves Missouri man, 72, dead and his wife critically injured Fox NewsVictims identified in deadly I-80 rest stop stabbing KSNBInvestigation underway after deadly stabbing at rest area, pursuit NTV