An illegal migrant accused of killing a father and injuring an elderly woman during a police chase in Orange County appeared stricken while trying to hide his face in court on Thursday. Colombian national Darwin Felipe Bahamon Martinez, 21, who had been set free by the Biden administration , allegedly killed a 59-year-old man and injured an 83-year-old woman during a January 21 police pursuit. During a preliminary hearing in Orange County Superior Court, Martinez flashed a look of fear as a sheriff’s deputy led him into a cage in the courtroom and locked him inside. Frederick M. Brown for CA Post Martinez hid himself behind the cage barrier, out of sight of attorneys, the judge and court audience. At one point during the three-minute hearing, he covered his face with a brown envelope.  Martinez appeared nervous but was able to answer as Judge Fernando Valle began questioning him about his upcoming court dates.…