What is 2017 Turku attack?
{{update|date=September 2021}} {{Infobox civilian attack | title = 2017 Turku stabbings | partof = | image = Torghandel, Åbo salutorg 2008.jpg | image_size = | alt = | caption = [[Market Square, Turku|Market Square]], where the attack started | map = | map_size = | map_alt = | map_caption = | location = Between Market Square and [[Puutori]], central [[Turku]], [[Finland]]<ref name=Ilta-Sanomat/><ref>{{cite web|url=https://yle.fi/uutiset/osasto/news/two_dead_six_injured_in_stabbing_in_central_turku/9784909|title=Two dead, several injured in Turku knife attack|access-date=18 August 2017}}</ref> | target = | coordinates = | date = {{start date|df=yes|2017|08|18|}}<br>16:02–16:05 [[Eastern European Time|EET]] | time = | timezone = | type = [[Mass stabbing]] | fatalities = 2 victims | injuries = 8 victims, 1 attacker<ref name=Yle>{{cite web|url=https://yle.fi/uutiset/3-9785468|title=Poliisi vahvistaa: Turun puukottajalla kymmenen uhria – Useita poliisioperaatioita, neljä otettu kiinni|trans-title=Police confirm: Ten victims in Turku stabbings - Several police operations, four people arrested|language=fi|work=[[Yle]]|date=19 August 2017|access-date=19 August 2017}}</ref> | victims = <!-- or | victim = --> | perpetrators= <!-- or | perpetrator = --> <!-- alias: | perps = or | perp = --> | assailants = <!-- or | assailant = --> | susperps = 4 arrested, including suspected attacker<ref name=Yle>{{cite web|url=https://yle.fi/uutiset/3-9785468|title=Poliisi vahvistaa: Turun puukottajalla kymmenen uhria – Useita poliisioperaatioita, neljä otettu kiinni|trans-title=Police confirm: Ten victims in Turku stabbings - Several police operations, four people arrested|language=fi|work=[[Yle]]|date=19 August 2017|access-date=19 August 2017}}</ref> | weapons = [[Knife]] | numparts = <!-- or | numpart = --> | dfens = <!-- or | dfen = --> | motive = | inquiry = | coroner = | accused = | convicted = | v