The Las Vegas Raiders aren't done tinkering with their backfield. The team is still on the lookout for the right running back to add to the roster, according to recent reporting, as they search for a piece that fits the profile they're building on offense.

Running back has been one of the more fluid positions around the league in recent years, with teams cycling through combinations of speed, power, and pass-catching ability depending on their schematic needs. Las Vegas is in the process of figuring out exactly what blend works best for what they're trying to do.

The search for upgrades at this stage of the offseason suggests the Raiders aren't fully satisfied with what they currently have at the position. That's not unusual — teams are always looking to improve depth and add competition — but the specific focus on running back indicates it's an area of genuine priority for the front office.

Whether the Raiders end up making a move via free agency, a trade, or some other avenue remains to be seen. The running back market has a way of producing unexpected options as rosters finalize ahead of the regular season, and Las Vegas appears to be keeping its options open.

For a franchise that has had its share of roster challenges in recent seasons, finding the right fit at running back is one piece of a larger puzzle. The search is ongoing, and the Raiders don't appear to be in any rush to settle for less than what they're looking for.