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lackstone announced on Friday that Katie Keenan will become chief executive of its income trust and head of Core+ business. Keenan, who has worked at the firm for over a decade, is co‑chief investment officer for debt strategies and CEO of Blackstone Mortgage Trust. She will assume new positions on Nov. 10, with her Core+ appointment effective immediately. Keenan succeeds Wesley LePatner, one of four victims of July shooting at Blackstone’s 345 Park Avenue headquarters. The 27‑year‑old shooter, Shane Tamura, targeted NFL office in building and later died by suicide. Three others, including NYPD officer, were killed. Tim Johnson will replace Keenan in debt strategies, and Zaneta Koplewicz is named co‑president income trust. Blackstone remains world’s largest global alternative asset manager.