Japan scrapped proposed Fukushima tsunami simulation nine years before disaster: government had proposed to Tepco that simulation of tsunami striking Fukushima Prefecture be conducted nine years before 2011 catastrophe but decided not to after company objected, according to court document. • r/worldnews

Actually, it's not, by definition. A run on sentence will have several independent clauses or statements connected without punctuation. OP's title has the article's title before the colon, which is a punctuation break, then the article's first paragraph is repeated.

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