“I tell Hamas, you are responsible for wellbeing of captives. Israel will settle the score with anyone who harms them,” Netanyahu said.International reaction: President Joe Biden said in an address Saturday evening that the United States stands with Israel. The United Nations Security Council will hold an emergency meeting on Sunday at 3 p.m. ET to address the situation. Countries and leaders from around the world reacted to the news, with many condemning the attacks and others calling for calm and restraint. Meanwhile, airlines have either canceled or dramatically reduced flights to Tel Aviv, and foreign offices and embassies are discouraging travel and advising caution to their nationals present in Israel.