Unanimous Supreme Court allows reasonable articulable suspicion for entry into a woman’s home

Jan 24, 2012 Unanimous Supreme Court allows reasonable articulable suspicion for entry into a woman’s home

Since when does reasonable articulable suspicion allow warrantless entry into one’s home? Apparently when the cop runs in after the owner runs in after being asked about weapons therein. Ryburn v. Huff, ___ U.S. ___ (2012).