NEW : The nurse was shocked and excited to see that ! '' A woman who 's the sister of one man wo n't be charged , prosecutor 's office says . Victim Bryan Stow , hospitalized since March , is in serious condition . Only one witness has identified Louie Sanchez at crime scene , prosecutor says . No witnesses have identified Marvin Sanchez at the crime scene , prosecutor says .
NEW : A woman who 's the sister of one man wo n't be charged , prosecutor 's office says . Victim Bryan Stow , hospitalized since March , is in serious condition . Only one witness has identified Louie Sanchez at crime scene , prosecutor says . No witnesses have identified Marvin Sanchez at the crime scene , prosecutor says .