Most detectives have worked daytime hours, picking up cases from patrol officers hours — or sometimes days — after a crime occurred. The detectives were then responsible for following up with potential witnesses, reviewing forensic evidence and determining whether a suspect could be charged.
Police officials said the current arrangement means thatdozens of types of crimes do not receive a detective's review for 24 hours or more. Source: Austin American Statesman
It's almost always best to "strike while the iron is hot". Solvability is increased when the case is handled in a timely manner. It will be interesting to see if this improves APD's clearance rate.