A man in his 20s is fighting for his life after crashing his car in Ewa Beach last night.  It happened just after 11 p.m. on Kapolei Parkway.  The man lost control of his vehicle, went off the road and slammed into a tree.  He was taken to a trauma center in extremely critical condition.  Police closed the road for several hours while they investigated.  The road was reopened at about 3:30 a.m.