In-flight portrait of the crew of STS-51D. From left to right are Jake Garn, Jeff Hoffman, Don Williams, Rhea Seddon, Karol “Bo” Bobko, Dave Griggs, and Charlie Walker. Photo Credit: NASA.
After deploying the Navy's Syncom 4-3 satellite, it failed many of its initial procedures. Here crew members hold makeshift "flyswatters" used in an attempt to activate the faulty satellite's deploy switch using the robotic arm. Although they expertly tripped the switch, the satellite failed to respond.