Content Warning: This video contains images that be difficult for some people to watch. The Israeli military raided Gaza's largest hospital early Wednesday, conducting what it called a “precise and targeted” operation against Hamas as Israel seized broader control of northern Gaza, including capturing the territory's legislature building and its police headquarters. The raid unfolded "in a specified area” of the Shifa Hospital, which has been the site of a standoff with Hamas. Israeli authorities claim the militants conceal military operations in the facility. But with hundreds of patients and medical personnel inside, the military had refrained from entering. In recent weeks, Israeli defense forces have publicly warned that such use of the hospital jeopardized its protection under international law. On Tuesday, military officials conveyed again to Gaza authorities that all military activity in the hospital must cease within 12 hours. "Unfortunately, it did not,” the military said. Hamas has denied accusations that it uses the hospital for cover. Israeli military officials gave no further details on the raid but said they were taking steps to avoid harm to civilians. Read more: https://www.9news.com/article/news/nation-world/israel-hamas-conflict/palestinians-call-for-evacuation-from-gaza-largest-hospital/507-74c9a1f7-3a1e-4196-b633-eb2d4f7d401e More local videos here: https://bit.ly/2Pa0d1l Subscribe to NEXT: http://bit.ly/2eP1GwI Stay connected: 9NEWS Website: http://www.9news.com/ Facebook: https://www.facebook.com/ilike9news Twitter: https://twitter.com/9NEWS Instagram: https://www.instagram.com/9newsdenver/ Download the 9NEWS App: https://www.9news.com/appredirect/ Sign up for the 9NEWSLETTER: https://www.9news.com/email 9NEWS (KUSA) is located in Denver, Colorado.