( CNN ) -- Authorities said they were searching the Taj Mahal hotel in Mumbai , India , on Saturday morning after killing several militants , and other standoffs across the city appeared to have ended by Friday . An Indian police officer takes position during an operation at the Chabad House Jewish center Friday . Officials said that at least 160 people have been killed in the violence and more than 300 injured . But even with most of the fighting quelled after more than two days of gun battles , many questions remain . The following is what is known about the attacks : . • Gunmen arrived by boats at the Mumbai waterfront near the Gateway of India monument on Wednesday night , police said . The gunmen hijacked cars , including a police van , and split into at least three groups to carry out the attacks , according to police . Watch a timeline of the attacks » . • One group headed toward the Cafe Leopold , a popular hangout for Western tourists , firing indiscriminately at passers-by on the street . The group then opened fire and lobbed grenades at the Chhatrapati Shivaji Terminus railway station , authorities said . Watch theories on who attackers might be » . • As police rushed to the scene of the attacks , gunmen attacked the Cama Hospital for women and infants . Several people were killed at the hospital , and a standoff there lasted until Thursday morning . • Two other groups attacked the Oberoi and Taj Mahal hotels , taking hostages there , police said . • Gunmen took hostages at the Chabad House , where several Jewish families live , police said . • Police said gunmen fired indiscriminately from the Chabad House . Stray bullets killed a couple in their home and a 16-year-old boy who stepped outside , police said . • The Chabad-Lubavitch International group said Rabbi Gavriel Noach Holtzberg , 29 , made a phone call to the Israeli Consulate to report gunmen in the house . `` In the middle of the conversation , the line went dead , '' the organization said . • Authorities raided the Chabad house Friday morning . Two gunmen died after the assault was launched , CNN-IBN reported . Authorities said five hostages -- including Holtzberg , who was an American , and his Israeli wife , Rivka , 28 -- were found dead . One of the three others was a second American rabbi , New York Mayor Michael Bloomberg 's office said . • At the hotels , hostages or people who were trapped exited at various times Thursday and Friday . Commandos entered both hotels , trying to flush out militants and rescue others . • Fire brigades battled blazes at both hotels . By early Friday , it appeared that what had been a major fire at the Oberoi had been extinguished . • Police were reporting Friday that the standoff at the Oberoi was over . Two gunmen were killed as authorities cleared the hotel , said J.K. Dutt , the National Security Guard 's director-general . Thirty-six people were found dead there , according to Bhushan Gagrani , a Maharashtra state official . • At various times Saturday morning , gunfire and explosions could be heard as security forces worked to clear the Taj of at least one remaining gunman . • Shortly before 9 a.m. Saturday local time , Dutt said that three militants had been killed but that security personnel still needed to search the hotel for civilians and any possible remaining gunmen . His comments came shortly after Mumbai Police Chief Hussain Gafoor told CNN-IBN that the last militants at the Taj had been killed . The statements coincided with an apparent end of gunfire at the hotel . • By Friday night , 160 had been killed in the Mumbai attacks , including at least 15 foreign nationals , authorities said . These included five Americans , three Germans , an Italian , an Australian and one Chinese . • The official death toll did not include attackers who were killed by security forces . R.R . Patel , the Maharashtra home minister , said Friday that nine attackers had been killed . • More than 300 people were wounded , including seven Britons , three Americans and two Australians . • Two of the killed Americans were identified as Alan Scherr , 58 , and his daughter Naomi , 13 , both of Virginia . The two , who were visiting India with a meditation group , died at the Oberoi . • Also among the dead were 16 police officers , two commandos and the chief of the Mumbai police anti-terror squad . • CNN-IBN quoted police sources as saying there were about 26 gunmen . • Authorities found 8 kilograms ( 17 pounds ) of RDX , one of the most powerful kinds of military explosives , at a restaurant near the Taj . • The Indian navy , stepping up patrols on the country 's western coast after the attack , was questioning the crew of the MV Alpha , a ship detained with the help of the Indian coast guard , British authorities said . The authorities said that they think the attackers ' boats came from this ship and that they think the ship is from Karachi , Pakistan . • Several Indian news outlets reported that a group called the Deccan Mujahideen e-mailed them to claim responsibility for the attacks . Intelligence officials say little is known about the group . U.S. officials and security analysts say the sophistication of the attacks may indicate that a more-established group is involved . • State media Press Trust of India , citing Union Cabinet Minister Kapil Sibal , reported the gunmen had worked for months to prepare , even setting up `` control rooms '' in the two luxury hotels that were targeted .
India : Three people killed at Taj Mahal hotel ; police continue search . Two gunmen , five hostages dead at Chabad House . Security forces clear Oberoi Fort , where 36 people found dead . British India : Indian police looking into areas where boats may have originated .