What happens to a witness (or victim) if they fail to appear for court?

One question I am often asked, but I am reluctant to answer is, what will happen to a witness (or alleged victim) if the witness fails to show up for court?  I am most frequently asked this question by a witness who is the wife or girlfriend of a defendant in a domestic battery or domestic assault case.  I suspect they are asking this because they hope that their absence from court will result in a dismissal of the defendant’s case. Continue reading