<ul><li>The Expedition 72 crew set up a free-flying robotics competition for students and cleaned a 3D bioprinter.</li><li>The BioFabrication Facility (BFF) in the Columbus laboratory module is being tested to print biological tissues in space.</li><li>NASA astronaut Nick Hague cleaned and maintained the BFF and collected blood and saliva samples for testing.</li><li>The Roscosmos Progress 89 cargo craft is scheduled to depart the space station on Feb. 25.</li></ul>

Crew Works Robotics Competition and 3D Bioprinter to Manufacture Cells, Tissues

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