A against the Los Angeles Rams helmet sits on the field during NFL football practice, Monday, June 5, 2017, in Thousand Oaks, Calif. (AP Photo/Mark J. Terrill Stock Photo - Alamy
Chicago Bears helmet before an NFL football game against the Minnesota Vikings Sunday, Dec. 9, 2012, in Minneapolis. (AP Photo/Andy King Stock Photo - Alamy
Chicago Bears helmet before an NFL football game against the Minnesota Vikings Sunday, Dec. 9, 2012, in Minneapolis. (AP Photo/Andy King Stock Photo - Alamy
Rams rookie RB Jake Funk ready to roll after 3 knee surgeries - Los Angeles Times
Los Angeles Rams' Ground Game Takes Strides of Improvement - Sports Illustrated LA Rams News, Analysis and More
A against the Los Angeles Rams helmet sits on the field during NFL football practice, Monday, June 5, 2017, in Thousand Oaks, Calif. (AP Photo/Mark J. Terrill Stock Photo - Alamy
A against the Los Angeles Rams helmet sits on the field during NFL football practice, Monday, June 5, 2017, in Thousand Oaks, Calif. (AP Photo/Mark J. Terrill Stock Photo - Alamy
A against the Los Angeles Rams helmet sits on the field during NFL football practice, Monday, June 5, 2017, in Thousand Oaks, Calif. (AP Photo/Mark J. Terrill Stock Photo - Alamy
Rams rookie RB Jake Funk ready to roll after 3 knee surgeries - Los Angeles Times
Chicago Bears helmet before an NFL football game against the Minnesota Vikings Sunday, Dec. 9, 2012, in Minneapolis. (AP Photo/Andy King Stock Photo - Alamy
Chicago Bears helmet before an NFL football game against the Minnesota Vikings Sunday, Dec. 9, 2012, in Minneapolis. (AP Photo/Andy King Stock Photo - Alamy