oxford township michigan sophomore opened fire michigan high gear school kill three educatee including boy died deputy patrol car way hospital authorities said eight people wounded critically including girl placed ventilator surgery investigators still trying shape motive dash tuesday oxford high school place community people roughly miles kilometers compass north detroit oakland county sheriff michael bouchard aver person take insight motivating talking order news conference late tuesday deputies hasten school around lunch time calls flooded dispatchers reports shooter arrested educatee hallway inside minutes arrival put hands air deputies approached bouchard said boy father friday bought millimeter sig sauer secondhand shooting bouchard said know man bought gun son posting pictures practicing shooting bouchard said selfassurance immediately release boy name three students killed tate myre hana juliana madisyn baldwin bouchard said myre died patrol car deputy tried get emergency room teacher received graze wound shoulder left hospital seven students ranging years stay hospitalized night gunshot wounds said gun boy carrying seven rounds ammo surrendered bouchard said undersheriff mike mccabe said scholarly person raise advised son talk investigators police must seek permission juvenile parents guardian mouth added oakland county prosecutor karen mcdonald said instruction office gestate issue charges quickly update would given wednesday authorities construct cognisant posts social media said threats shooting roughly school bouchard said get laid rumors flack stressed crucial tips kind sent authorities also cautioning spreading social media rumors full investigation mccabe also downplayed significance situation early november deer head thrown school roof tell absolutely unrelated shooting vandalism prompted school decision maker post ii letters parents school website saying responding rumors threat school see none bouchard said student custody previous section cognizant corrective story train part investigation determine happened prior event signs missed escape said campus placed lockdown attack children sheltering locked classrooms belated taken nearby meijer grocery store picked parent district said statement schools would closed take a breather week isabel flores ninth grader recount students heard gunshots examine another student bleeding case ran area rear school enunciate authorities said searching suspect cellphone school video footage social media posts evidence possible motive school administrators brand two letters parents school website nov saying responding rumors threat train following bizarre vandalism incident according nov letter scripted principal steve wolf someone threw deer head courtyard school roof painted various windowpane roof red acrylic paint used blusher concrete near schooltime building early morning hours without specifically referencing incident second post nov assured threat building students sheriff undersheriff emphasized tuesday shooting unrelated deer head earlier investigation office different incident different student mccabe said concerned parent robin redding said son treshan bryant grader school stayed home tuesday redding said son heard threats could shooting could random said bryant said texted several younger cousins morning pronounce want go cultivate got bad feeling asked mom could assignments online bryant read discover vague threats yearn time plans shooting vigil tuesday night lakepoint community church leeann dersa choked back tears hugged friends neighbors dersa inhabit nearly years oxford grandchildren attended high school scared us something terrible awful dersa said