2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/37911The implications of the published KTeV $K^0_L \to π^0μ^+μ^-$ result for interpreting recent $Σ^+ \to pμ^+μ^-$ results are discussed. The status of the KTeV $Ξ^0 \to Σ^+μ^-ν$ analysis is given. The KTeV $|V_{us}|$ result is also given.4 pages, 1 figure. To appear in Proceedings of the 40th Rencontres de Moriond, EW &UT sessionHigh Energy Physics - Experimenttext