CAPE CANAVERAL, Fla. (AP) — It’s a wrap for NASA’s Christmas Eve spacewalk.Twoastronauts are
safely back inside the International Space Station afterreplacing a pump in a crippled cooling line on
Tuesday. Preliminarytesting shows the new pump to be working well. NASA expects to have thestation’s cooling
system restored by this weekend, with all equipmentrunning again.Astronauts Rick Mastracchio
(muh-STRACK-ee-oh) andMichael Hopkins braved a mini-blizzard of noxious ammonia as they hookedup the new
pump. But in the end, they triumphed in their secondspacewalk in four days.It was only the second Christmas
Eve spacewalk ever. Mission Control says it’s the best Christmas ever.Copyright 2013 The Associated Press.
All rightsreserved. This material may not be published, broadcast, rewritten orredistributed.CAPE CANAVERAL,
Fla. (AP) — It’s a wrap for NASA’s Christmas Eve spacewalk.Twoastronauts are safely back inside the
International Space Station afterreplacing a pump in a crippled cooling line on Tuesday. Preliminarytesting
shows the new pump to be working well. NASA expects to have thestation’s cooling system restored by this
weekend, with all equipmentrunning again.Astronauts Rick Mastracchio (muh-STRACK-ee-oh) andMichael Hopkins
braved a mini-blizzard of noxious ammonia as they hookedup the new pump. But in the end, they triumphed in
their secondspacewalk in four days.It was only the second Christmas Eve spacewalk ever. Mission Control says
it’s the best Christmas ever.Copyright 2013 The Associated Press. All rightsreserved. This material may not
be published, broadcast, rewritten orredistributed.