I was taking a look at pictures of the SLAM-ER when I noticed an F/A-18C carrying two AWW-13 datalink pods on its left wing. Why carry a second one? Does it increase signal strength or something? Thanks

I was taking a look at pictures of the SLAM-ER when I noticed an F/A-18C carrying two AWW-13 datalink pods on its left wing. Why carry a second one? Does it increase signal strength or something? 

^{Source: https://commons.wikimedia.org/wiki/File:F-18C_with_SLAM-ER_missile_and_AWW-13_pods_in_flight.jpg}