string = "\n <img alt=\"testing artice breaking news\" src=\"something.com\" />\n <p>\n \tnew vision content for testing rss feeds\n </p>\n"
p string.gsub(/<p(?:\s[^>]*)?>.*?<\/p>/m, '')
tagname = "p"
rx = /<#{tagname}(?:\s[^>]*)?>(?:[^<]*(?:<(?!#{tagname}[\s>]|\/#{tagname}>)[^<]*)*|\g<0>)*<\/#{tagname}>/
p string.gsub(rx, '')
c3RyaW5nID0gIlxuIDxpbWcgYWx0PVwidGVzdGluZyBhcnRpY2UgYnJlYWtpbmcgbmV3c1wiIHNyYz1cInNvbWV0aGluZy5jb21cIiAvPlxuIDxwPlxuIFx0bmV3IHZpc2lvbiBjb250ZW50IGZvciB0ZXN0aW5nIHJzcyBmZWVkc1xuIDwvcD5cbiIKcCBzdHJpbmcuZ3N1YigvPHAoPzpcc1tePl0qKT8+Lio/PFwvcD4vbSwgJycpCgp0YWduYW1lID0gInAiCnJ4ID0gLzwje3RhZ25hbWV9KD86XHNbXj5dKik/Pig/OltePF0qKD86PCg/ISN7dGFnbmFtZX1bXHM+XXxcLyN7dGFnbmFtZX0+KVtePF0qKSp8XGc8MD4pKjxcLyN7dGFnbmFtZX0+LwpwIHN0cmluZy5nc3ViKHJ4LCAnJyk=