The mother of an infant found dead near the Sacramento River in Northern California has been charged with involuntary manslaughter and abusing or endangering the health of a child . Samantha Green , 23 , of Woodland made her first court appearance Wednesday . Yolo County District Attorney Jeff Reisig announced the charges against Green who was arrested Saturday in the death of her 20-day-old son Justice Rees . Samantha Green ( above in court ) , whose 20-day-old son was found dead near the Sacramento River in Northern California , has been charged with involuntary manslaughter and abusing or endangering the health of a child . The charges also include an enhancement for inflicting great bodily injury on a child under age five during the commission of a felony . The boy 's body was found with no obvious signs of trauma last week in a swampy area . Sheriff 's investigators said he may have died from drowning or hypothermia near the rural town of Knights Landing , about 30 miles west of Sacramento . Green , who had been reported missing with her son on Monday , was found a day earlier looking disheveled and bruised . She told authorities that she and the boy had been abducted , but police have said they do not believe her story . Despite the charges , Green 's family said they are standing by her . Police found the body of 20-day-old Justice Rees ( right ) in swampy land near the Sacramento River after he and Green ( left ) were reported missing . Green , pictured above at court , told authorities that she and the boy had been abducted . Police have said they do not believe her story . 'Our family is grieving not only for the loss of our grandson Justice , but also the possible loss of our daughter Sami Green , ' Green 's parents , Randy and Laurie , said in a statement released on Sunday morning and shared by CBS . 'She has never been in trouble with the law . We know in our heart that Sami would never do anything to intentionally harm her newborn son Justice . She loved him very much . 'Her entire family supports her through this most unbelievable time in our lives . ' Green was reported missing last Monday after she failed to visit her father , Randy , on Saturday February 21 , as planned . Her partner Frank Rees posted on Facebook on Tuesday begging Green to come home with their son . 'If anyone sees my beautiful fiancé [ sic ] please tell her that EVERYONE is worried sick about her and Justice , ' he wrote . 'We love you Samantha . Just come home babe . I miss you and our son sooooo much . Whatever it is you want different we can fix . I love you momma . ' Her partner Frank Rees ( right ) , who is also Justice 's father , is supporting Green ( left ; right with Rees ) Crews looked through the Ridge Cut Slough for hours before finding Justice 's body , which Green said was in the water . Later that day , she called police to say she had been abducted with her son and that the boy was missing . Passerby Ricardo Villaseñor then came upon Green , wet and shouting for help near the Ridge Cut slough , News 10 reported . Villaseñor said although Green seemed disoriented , she explained to him she and the baby had been abducted in town , but that she had no idea how she 'd wound up next to the river . 'She was badly bruised , ' he said . 'She had no shoes . She was kind of left for dead , it seemed like . ' She told him she knew her baby had frozen to death , and though she said she did n't know exactly where he was , she said he was somewhere in the slough . Green was admitted to Woodland Hospital and was later released . She was then arrested and charged with murder . After her arrest , Yolo County Sheriff Ed Prieto said : 'We have come to the conclusion that Mrs. Green was the sole individual responsible for the death of her child . '
eve Green , meanwhile , of Woodland made her first public appearance today . She has been charged with involuntary manslaughter and murdering a boy . The victim 's body was found with no signs of trauma last week in a swamp . Green 's family said they are protected by her despite the charges .