<prompt> Ukufika kwekhulu lama-20 kwaletha ukuhlangana kwezinto ezingokomnotho ezabangela ukukhula okusheshayo eHouston, kuhlanganise nechweba elikhulayo nomkhakha wesitimela, ukwehla kweGalveston njengechweba eliyinhloko laseTexas ngemva kwesiphepho esibhubhisayo sango-1900  <response>: , ukwakhiwa okwalandela kweHouston Ship Channel, nokuqhuma kukawoyela eTexas. Maphakathi nekhulu lama-20, umnotho waseHouston wahlukahluka, njengoba waba yikhaya leTexas Medical Center - isikhungo esikhulu kunazo zonke emhlabeni sokunakekelwa kwezempilo kanye nezikhungo zocwaningo - kanye neNASAs Johnson Space Center, ikhaya leMission Control Center. 