how to lose a game because of randoms

-be me -soloing baron -baron gets to 1/2 hp -teammate chasing enemy through our jungle -teammate being chased by 3 enemies with a shen ult on the person hes chasing -use his ability to go over the wall and then flash into baron pit -4 people take blast cone into baron pit to a 1/2 baron -kill me soloing it -kill my teammate -free baron -lose game