Witnesses said fight broke out after someone was smoking in bathroom . three person taken into custody at FBI , Boston , airport . Witness : `` I saw the guy holding his head with the blood coming out '' Plane held about 5:45 p.m. in North Carolina while Raleigh-Durham interviewed passengers .
Witnesses said fight broke out after someone was smoking in bathroom . One person taken into custody at Raleigh-Durham , North Carolina , airport . Witness : `` I saw the guy holding his head with the blood coming out '' Plane held two hours in North Carolina while FBI interviewed passengers .