YOU SAID:

This kid ran past my class screaming turns out he was getting chased by a bird

INTO JAPANESE

この子は叫びながら私のクラスを通り過ぎ、鳥に追いかけられていたことが判明しました

BACK INTO ENGLISH

It turns out this child had passed my class screaming and was being chased by a bird

INTO JAPANESE

この子が叫びながら私のクラスを通り過ぎ、鳥に追いかけられていたことが判明

BACK INTO ENGLISH

Turns out that this child had passed my class screaming and was being chased by a bird

INTO JAPANESE

この子が叫びながら私のクラスを通り過ぎ、鳥に追いかけられていたことが判明

BACK INTO ENGLISH

Turns out that this child had passed my class screaming and was being chased by a bird