From Matthew Stafford's aching back to the offensive line's protection concerns to rookies who might become contributors, questions abound for Rams.

The Los Angeles Rams are off and running in training camp, holding their first practice at Loyola Marymount University on Wednesday afternoon. Players arrived on campus Tuesday and got right to work one day later, hitting the field for the start of the acclimation period.

The Rams are set to open training camp with Matthew Stafford working off to the side as the veteran battles a sore back.