Alonso out with concussion; Murray out with illness

Eagles linebacker Kiko Alonso. (Clem Murray/Staff Photographer)The Eagles were without two of their most notable offseason additions for Thursday's practice.

Linebacker Kiko Alonso was sidelined with a concussion and running back DeMarco Murray sat out with an illness, the Eagles said.

Alonso's injury occurred during Tuesday's open practice at Lincoln Financial Field. The Eagles were off on Wednesday. Alsonso will now go through concussion protocol and could be out for an extended period depending upon the severity of the injury.

Murray's illness wasn't believed to be serious. He didn't participate in team drills during the first day of training camp on Sunday because his hydration levels were…