Raheem Morris possibly next one-and-done coordinator for Los Angeles Rams

THOUSAND OAKS, Calif. -- Raheem Morris was Los Angeles Rams coach Sean McVay's top target to take over at defensive coordinator following Brandon Staley's departure earlier this month.

McVay landed Morris, but now the countdown begins.

How long will Morris -- who interviewed for a couple head coaching gigs this cycle -- remain in L.A.?

A likely answer for the 44-year-old, who has 19 seasons of NFL coaching experience: Not long.

Since he became the Rams' coach in 2017, McVay has lost three assistants who are now head coaches -- Green Bay Packers coach Matt LaFleur, Cincinnati Bengals coach Zac Taylor and now Staley, who was one-and-done with the Rams after producing the NFL's top-ranked defense…