My 93-year-old father changed his will at the 11th hour, leaving my brother his entire $500,000 estate. Can I challenge it?

“My brother had no job and needed a place to live.

Source: [MarketWatch](https://www.marketwatch.com/story/my-93-year-old-father-changed-his-will-at-the-11th-hour-leaving-my-brother-his-entire-500-000-estate-can-i-challenge-it-ecfc63d2?mod=mw_rss_topstories)