 The company immediately challenged the report and issued its own report on June 3 , blaming the blast on an act of nature and denying the company's safety culture was at fault. MSHA also have an as-yet unreleased report in the works.
<coherence>  The company immediately challenged the report and issued its own report on June 3 , blaming the blast on an act of nature and denying the company's safety culture was at fault. MSHA also have an as-yet unreleased report in the works.
 The company immediately challenged the report and issued its own report on June 3 