Updated December 5, 2012: A Four State man is sentenced in connection to the death of an infant in Lamar, Missouri.
Jonathan Rector has plead guilty to voluntary manslaughter and will serve 15 years in prison.
Authorities say Rector, 27, admitted to shaking the four-month old baby he was babysitting at his home in Lamar in a fit of rage back in February.
When emergency crews arrived they found Kaiden Stevens blue and not breathing.
Kaiden was taken to the hospital and transferred to Children's Mercy Hospital where he died three days later.
Authorities say Jonathan Rector failed to participate in a lie detector test but later confessed to officers.
Updated February 28, 2012: A man is charged with murder for the shaken baby death of a Lamar, Missouri four-month old.
Prosecutors file second degree murder charges against the 27-year-old who was babysitting Kaiden Stevens at his home in Lamar.
The incident happened February 17. That's when emergency responders found the infant blue and not breathing.
Kaiden was taken to the hospital and transferred to Children's Mercy Hospital in Kansas City where he died three days later.
An autopsy is complete, but the pathologist report is still pending.
Authorities say Jonathan David Rector failed to participate in a lie detector test but later confessed to officers that he shook Kaiden in a fit of rage.
Rector is still held in the Barton County jail on a $500,000 bond.
Services for Kaiden were held Saturday February 25.