A woman is dead and doctors are trying to keep a man alive this morning following a late night motorcycle wreck, 1200 WOAI news reports.

  The victims, neither of whom was wearing a helmet, were on a motorcycle on I-35 near Frio when the driver lost control and hit a retaining wall.

  The female passenger was thrown over the wall and she died at the hospital.  The male driver is in very critical condition.

  Meanwhile, a one car accident has left a 25 year old woman dead.

  Police tell 1200 WOAI's Michael Main the woman lost control of her car Sunday night about 11PM on Wurzbach Parkway near Blanco Rd.

  She slammed into a concrete sign post and was killed instantly.