Kyle Rittenhouse’s attorney wants a judge to allow him to argue that one of the men his client fatally shot during a Wisconsin protest was a sex offender, saying it supports a defense theory that he attacked Rittenhouse and intended to take his gun because he couldn’t legally possess one. Mark Richards maintained in court filings Thursday that Joseph Rosenbaum was convicted of having sex with a minor in Arizona in 2002 and was prohibited from possessing firearms. Rosenbaum started the altercation with Rittenhouse in hopes of making off with his assault-style rifle, which only bolsters Rittenhouse’s self-defense argument, Richards...