NEW YORK (AP) — Federal agents on Wednesday raided Rudy Giuliani's Manhattan home and office, seizing computers and cell phones in a major escalation of the Justice Department's investigation into the business dealings of former President Donald Trump's personal lawyer.

Giuliani, the former New York City mayor once celebrated for his leadership in the aftermath of the 9/11 attacks, has been under federal scrutiny for several years over his ties to Ukraine. The dual searches sent the strongest signal yet that he could eventually face federal charges.

Agents searched Giuliani's home on Madison A...