Nightly News   |  May 19, 2012

SpaceX rocket launch scrubbed at last second

A much-anticipated launch of the SpaceX rocket was delayed after apparent mechanical problems. Lester Holt reports.

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This content comes from Closed Captioning that was broadcast along with this program.

>> and lift-off. we've had a cut-off.

>> we'll talk about waiting until the last possible moment. even the voice of mission control didn't quite realize the launch was scrubbed early this morning at cape canaveral for the first private rocket attempting a delivery mission to the international space station . a last second engine pressure problem causing aborted launch of the space x falcon 9 rocket. they'll attempt to launch again early tuesday if they can get that problem fixed.