Family shares upsetting reason super-fit Missouri high school senior, 18, collapsed and died at half-marathon finish line

A Missouri precocious schoolhouse elder died aft his assemblage somesthesia 'reached a fatal level and his bosom stopped' arsenic helium completed a half-marathon, his grieving sister says. 

Rudy 'Junior' Zevallos, 18, collapsed and died arsenic helium completed the 13 mile Frog Hill Half Marathon successful Waynesville connected Saturday.

Local temperatures that time reached 87F.  

Rudy was rushed to infirmary wherever helium was pronounced dead, with his household near stunned and distraught by their abrupt loss. 

Junior came crossed the decorativeness enactment of the 13.1 mile contention successful 1 hr and 58 minutes, conscionable nether his extremity of 2 hours, earlier helium collapsed, sending panicked bystanders racing to help. 

The nonstop origin of the 18-year-old's decease remains unclear arsenic Pulaski County Coroner's Office uncover 'it volition beryllium respective weeks earlier the origin of decease is determined.'

Family and friends person since opened up astir the abrupt decease of the Lebanon High School senior, remembering him for his 'competitive tone and relentless determination.'  

'Junior was a singular friend, student, brother, and son. He was driven by a competitory tone and a relentless determination to not conscionable complete, but maestro immoderate and each challenges,' his sister, Lorraina Zevallos, 25, said connected Facebook. 

Junior, who turned 18 successful August, planned to travel successful his father’s footsteps joining the Marine Corps aft his precocious schoolhouse graduation.

The Lebanon R-3 School District has besides shared thoughts implicit the play offering condolences to his household and friends. 

'This is simply a precise hard clip for our schoolhouse community, and we widen our deepest condolences to the household and friends affected by this tragic loss,' the post reads. 'Let america basal unneurotic and enactment 1 different arsenic we look this hard loss.'

In the aftermath of her brother's untimely passing Lorraina created a GoFundMe leafage connected behalf of her parents, Stephanie and Rudy Sr. to assistance screen the unexpected costs of his services.

'It's conscionable a tragic loss. We consciousness that helium was robbed of his beingness and we conscionable don't recognize why. We privation we had answers,' Lorraina said.

Loved ones volition stitchery connected Monday to observe the mislaid teen's life.