Thus, once the Athlete or other Person establishes the departure by a balance of probability, the Athlete or other Person’s burden on causation is the somewhat lower standard of proof – “could reasonably have caused.” If the Athlete or other P erson   13 | P a g e   satisfies these standards, the burden shifts to the WSF or its National Federation to prove to the comfortable satis faction of the Hearing Panel that the departure did not cause the Adverse Analytical Finding.]