London Fletcher: Ja'Marr Chase is 'phenomenal,' but Randy Moss still NFL's best rookie receiver | CBS Sports Headlines London Fletcher: Ja'Marr Chase is 'phenomenal,' but Randy Moss still NFL's best rookie receiver Moss’ 1998 season still holds up as the greatest season by a rookie in league history, says Fletcher … Continue reading London Fletcher: Ja'Marr Chase is 'phenomenal,' but Randy Moss still NFL's best rookie receiver