Mychal Rivera is running as the Raiders' No. 1 tight end in the absence of David Ausberry (knee surgery).
Second-year TE Mychal Rivera is working behind David Ausberry at Raiders OTAs.
Raiders coach Dennis Allen says he views second-year TE Mychal Rivera as a "foundation piece" on offense.
Mychal Rivera is expected to be the Raiders' starting tight end in 2014.
Mychal Rivera caught two passes for 23 yards in Week 17 against the Broncos.
Mychal Rivera caught two passes for 43 yards in Sunday's Week 16 loss to the Chargers.
Mychal Rivera caught three passes for 30 yards with a touchdown in Sunday's Week 15 loss to the Chiefs.
Mychal Rivera had five catches for 21 yards and a touchdown in Sunday's Week 14 loss to the Jets.
Mychal Rivera caught two balls for 30 yards in the Raiders' Thanksgiving Day loss to the Raiders.
Raiders TE Mychal Rivera (concussion) is active for Week 13 against the Cowboys.
Mychal Rivera (concussion) is listed as questionable for Thursday's game against the Cowboys.
Mychal Rivera (concussion) participated in Raiders practice for the second straight day Tuesday.
Mychal Rivera (concussion) has already been medically cleared.
Mychal Rivera has been diagnosed with a concussion.