It was the greatest loss of life in school violence in Russian Federation since the Beslan terrorist attack by Chechen separatists in 2004, in which 333 people were killed during a three-day siege, many of them children, and hundreds were wounded. "He was the only adult man who happened to be there at that moment", RIA Novosti quoted its source that knew the victim as saying.
All the victims died of gunshot wounds.
It also said that the suspect shot himself and his body had been found inside the college.
She said the explosion made "mincemeat" of the victims and several had limbs amputated.
"He would say that he lost trust in people when his classmates began humiliating him for not being like everyone else", a 15-year-old named as Zlata told the Kremlin-funded RT television outlet.
Investigators are still trying to establish Roslyakov's motive and suggested they are treating it as a school shooting similar to those that have plagued the United States.
Cutest fan ever? Harry and Meghan share sweet moment with adorable child
It's great that someone who's bi-racial and American can do this [marry into the Royal Family]. He said: I first came (to Africa) in 1997, straight after my mum died.
Russian President Vladimir Putin, at a meeting in the southern Russian resort of Sochi with his Egyptian counterpart, declared a moment's silence for the victims.
He promised that the government will do everything necessary to help those wounded. He said a student of the college was the sole attacker and killed himself.
At least 17 people were killed and 40 injured in the gunfire and the blast, which officials told Reuters went off in the school cafeteria. But Sergei Aksyonov, the Kremlin-appointed head of Crimea, told Russian news agencies on October 18 it's still possible the student had help.
Relatives, friends, and colleagues of the victims, along with regional and city authorities as well as thousands of local residents came to the square with flowers.
The attack had first been reported as an explosion, with Russia's National Anti-Terrorism Committee saying an "unidentified explosive device" had gone off.
The sea lane, shared by Ukraine and Russia, has recently sparked a row between the countries, with Kiev accusing Russian coastguards of causing long delays for ships heading to its ports.
Neymar to Barcelona: Boss Ernesto Valverde breaks silence on sensational return rumours
It is believed the Brazilian would consider a move back to the Catalan giants, with Real Madrid also said to be interested in his services.
Authorities said they are investigating whether Roslyakov had accomplices or whether he was acting "under the influence" of another person or group.
Two red roses in hand, Sergei Vaguine is convinced of it: Vladislav Rosliakov, 18, has necessarily benefited from complicity to break down methodically, in a few minutes, the students and teachers at the school, it was said with hate.
Six have been transferred to the Russian capital for further treatment, Moscow mayor Sergei Sobyanin said.
A committee spokeswoman said the death toll had risen to 13 after initial reports 10 people were killed in the explosion that detonated at around noon.
Russian news media showed a security camera image of the suspect wearing white T-shirt walking down the school's stairs with a shotgun. He did not elaborate. Officials said at least 19 were dead. Twenty people died in the attack and 50 more were taken to hospitals with injuries.
Committee spokesman Andrei Przhezdomsky said that Roslyakov's body was found next to a pump-action gun.
Pompeo Arrives In Turkey After Discussing Khashoggi Disappearance With Saudis
Secretary of State Mike Pompeo , left, and Saudi Crown Prince Mohammed bin Salman in Riyadh on Tuesday. "It's bad, bad stuff". The Trump administration has come under scrutiny for its response to the Khashoggi case.
The head of Crimea, Sergei Aksyonov, and Russia's health minister, have headed to the area.