Western Kentucky University graduate Bryan Lemon said he encountered some of the strongest people he’s ever known while making “Dirty Laundry,” a documentary about people affected by mesothelioma.

“These people are some of the most positive individuals for having something so horrific happen to them,” said Lemon, one of two WKU graduates who produced the film, which will be screened at Van Meter Hall at 6 p.m. Nov. 13. The event is free.

After mesothelioma, a form of cancer caused by exposure to asbestos, killed their 90-year-old grandmother, cousins Conor Lewis and Zack Johnson set off on bicycles across the country in an effort to find answers.

Their journey features surviving family members, doctors, activists and communities still living with active, toxic asbestos sites, according to a news release.

Lewis, the film’s director and producer, graduated from WKU’s art department in 2012 and began a career in digital media in St. Louis, where he grew up, the news release said. Lemon, who graduated from WKU’s photojournalism program in 2012, works as a photographer for WKU public affairs and contributed to the film as a producer and writer.

The film, which has been shown at 10 film festivals, was shot between August and October 2016 and produced the following year. It debuted at its first film festival in March, Lemon said.

“Reception has been really…