With the numerous injuries in Week 3, many fantasy managers have needed to look deeper on the waiver wire to find replacements.In this piece, we will spotlight three players who have recently moved up their respective depth charts and could be in store for a larger role in Week 4.So, should fantasy managers add Vidal, Dart, and Demarcado in Week 4? Let's dive in and find out. Kimani Vidal Week 4 Waiver Wire PickupsThe Los Angeles Chargers lost veteran running back Najee Harris to a ...