The Dodgers designated Hernandez for assignment Monday.
Smith (neck) could take batting practice at some point this week, Fabian Ardaya of The Athletic reports.
Hurt was optioned to Triple-A Oklahoma City on Monday.
The Dodgers selected Barnes' contract from Triple-A Oklahoma City on Monday.
Harper is in the designated hitter spot Monday in St. Louis due to nagging knee soreness that's worsened since he moved to right field, Charlotte Varnes of The Athletic reports.
Tucker is not in the Dodgers' starting lineup against the Royals on Monday, Bill Shaikin of the Los Angeles Times reports.
Realmuto is out of the lineup for Monday's game against the Cardinals.
Sosa will start at shortstop and bat eighth in Monday's game against the Cardinals.
Turner is out of the lineup for Monday's game against the Cardinals.
Bohm is out of the lineup for Monday's game against the Cardinals.
