JSC2000-E-23468 (21 Sept. 2000) --- Astronauts Richard A. Mastracchio (second right) and Edward T. Lu (right) reunite with lead STS-106 flight director Phil Engelauf. Engelauf was part of a crowd of several hundred persons that visited Ellington Field's Hangar 990 to welcome home the STS-106 astronauts and cosmonauts. The seven-man crew landed approximately 24 hours earlier in Florida, wrapping up a 4.9 million-mile mission in which more than three tons of equipment were delivered to the international outpost.