Steen (undisclosed) told reporters he was dealing with his undisclosed injury prior to the Return to Play training camp, Tom Timmermann of the St. Louis Post-Dispatch reports.
Steen also confirmed that he will be back for the 2020-21 campaign, his 16th season in the NHL. In 1018 appearances, the 35-year-old center has racked up 245 goals and 377 assists, including 183 power-play points. Heading into next season, Steen figures to remain in a bottom-six role.