People v. Steffens

Following a jury trial, defendant, William Steffens, was convicted of murder and given a 30-year sentence. On appeal, he contends that (1) the trial court erred (a) when it allowed the State to introduce a portion of defendant’s post-arrest statement to the police but refused to allow him to introduce the rest of the statement, and (b) by allowing the State to present opinion testimony without a foundation or qualification of the witness; (2) he was not proved guilty beyond a reasonable doubt; (3) the prosecution’s closing argument was erroneous, inflammatory, and highly prejudicial; and (4)…