'Swatting' is dangerous can may lead to tragedy, authorities warn. Aug. 16, 2011 — -- Swatting is the practice of making prank calls that sound so violent that they provoke a SWAT team response.

GLEN MILLS, Pa. (CBS) -- A scare at school happened when a seemingly innocent game quickly took a dangerous turn. It caused panic as adults and children ran for their lives. Parents say they got the ...