As is often the case, the baby was "in the care of his father" at the time of the murder.
The killer dad is identified as YUMAR BURKS.
http://www.wilx.com/news/headlines/Father-Found-Guilty-of-Sons-Death-171232021.html?mobile=yes
Posted: Tue 5:03 PM, Sep 25, 2012
Reporter: News Ten Updated: Tue 11:21 PM, Sep 25, 2012
Father Found Guilty of Son's Death
LANSING - A father is convicted of murder and child abuse in the death of his 6 month-old-son. Yumar Burks, 28, will spend the rest of his life in prison for the death of his child, Antonio. The verdict was reached Tuesday, after just a few hours of deliberations. Antonio Burks died while in the care of his father in at their home in East Lansing in March of 2011. The child was taken to the hospital with multiple internal injuries, and pronounced dead. Burks will be sentenced October 24th.