The Rams suffered two lo ses against the Cardinals on Sunday, one of which could haunt the team for several weeks.Wide receiver Cooper Kupp exited Los Angeles' 27-17 lo s to the Cardinals in the fourth quarter, and did not return. Though reports indicate the defending triple crown winner at receiver avoided a worst-case scenario, he could mi s some time for the 3-6 Rams with the injury.Here's a shot of the injury, which showed Kupp immediately grab his left leg in pain. He later had to be helped off the field to the bench:Cooper Kupp Erick Aybar Jersey is grabbing his leg after the last play. FOX Sports: NFL (@NFLonFOX) Does not look good for Cooper Kupp Omar Ruiz (@OmarDRuiz) MORE: With Kupp set to mi s time, it's po Mitch Garver Jersey sible the Rams will be without their top receiver and starting quarterback , who mi sed Sunday's game in concu sion protocol.With that, The Sporting News looks at Kupp's injury status ahead of a pivotal stretch run to end the season for the Rams: citing an anonymous source with knowledge of the situation. That timeline was cleared up a bit on Tuesday, as ESPN's Adam Schefter reported Kupp will be placed on injured reserve, mi sing at least the next four games.Rams WR Cooper Kupp is scheduled to undergo ankle surgery Kent Hrbek Jersey Wednesday and the team is placing him on IR, per HC Sean McVay. Kupp is out a minimum of four weeks and with the way the Rams season is going, could be longer. Adam Schefter (@AdamSchefter) Reports from The Athletic and NFL.com indicated that tests performed on Kupp showed he avoided an injury that would keep him out long-term.More tests coming for Cooper Kupp. But at first glance, sounds like he may mi s some time but not catastrophic. Ian Rapoport (@RapSheet) However, a report from ESPN's Adam Schefter on Monday seemed to confirm that Kupp suffered a high-ankle sprain, with one person saying the prognosis "doesn't look good."Rams WR Cooper Kupp suffered a high ankle sprain Sunday vs. the Cardinals, per one source. Another familiar with his prognosis said it doesnt sound good. Adam Schefter (@AdamSchefter) Patriots quarterback Mac Jones suffered a similar injury this season, Anibal Sanchez Jersey mi sing Weeks 4-6 as he recovered from the injury.MORE: Kupp is the Rams' leader in several receiving categories, all by a wide margin: He has the most targets (98), catches (75), yards (812) and touchdown receptions (six).Allen Robinson is the Rams' second-leading receiver, though he is eclipsed in several metrics by tight end Tyler Higbee. Robinson is third on the team (and second among receivers) with 29 catches for 292 yards and two touchdowns.Ben Skowronek and Brandon Powell take the third and fourth Eddie Rosario Jersey spots on the receiver depth chart; they are the last significant contributors at the position to have played every game this season.PlayerPlace on depth chartCooper Kupp1 (injured)Allen Robinson2Ben Skowronek3Brandon Powell4Tutu Atwell5