According to research done by an anti-spam research company Sophos, the United States is the point of origin of over 42% of all spam. Trailing are South Korea with 13% and China with 8% of the world's spam. The security firm performed an audit of its honeypots to come up with the figures a honeypot is a special system set up to attract spam or spammers in order to gauge spammer activity. Such activity is not entirely unexpected. The United States accounts for slightly over 25% of all Internet usage, whereas South Korea and China have about 4% and 11% of the world's Internet users, respectively. Yet these percentages still point to the U.S. as being a disproportionate source for spam.
Can we say the following?
The United States produces spam.

yes

The assassins of former Defense Minister Enrique Lopez Albujar Trint are presumably members of the Maoist terrorist organization, Shining Path, since the counterterrorism division has identified one of them as Gerardo Olivos Silva, through a composite made from witness' reports.
Can we say the following?
Gerardo Olivos Silva is a member of the Maoist terrorist organization Shining Path.

yes

The wait time for a green card has risen from 21 months to 33 months in those same regions.
Can we say the following?
It takes longer to get green card.

yes

Madrid: Luis Roldan, the former Spanish chief of police who fled the country 10 months ago after allegedly hiving off millions of pounds from secret government funds, was on his way home to a prison cell last night after being captured in Bangkok.
Can we say the following?
Luis Roldan was director of police from 1986 to 1993.
no