Open this photo in gallery:Carpenters build new homes in Ottawa on June 1.Sean Kilpatrick/The Canadian PressSave for laterSystem failureRe “Trump uses White House speech to renew claims of election fraud, accusing China of stealing voter files” (Online, July 16): Donald Trump seems completely justified in continuing to question the integrity of the U.S. electoral system. I mean, look who was elected President in 2024.Larry Grossman TorontoTicked offRe “B.C. could be the province hit the hardest by Trump’s new tariffs” (Report on Business, July 23): We should fight back with retaliatory measures. The burgeoning tick population in Canada finds some of…