Read the article again: there is nothing from the NIGERIANS saying that there is any Iranian connection. And if you actually take the trouble to look at the Nigerian reports you'll see that there is no mention - none at all - of **ANY** Iranian connection to these weapons. Iran isn't the only country in the world that makes weapons, and not all arms-merchants speak Farsi.....
Spain investigating ex-IMF chief Rato for fraud (Reuters)
from the article: Nigeria intercepts 13 Iran missile containers possibly destined for Gaza