Critics of voter ID laws in the US say the measures are intended to limit who can vote. In Argentina, the government is being criticized for trying to do the opposite. A bill currently being debated would dramatically expand voting rights.
A volcano in the southern reaches of the Andes has been generating thousands of tremors in recent days. And there are fears of a possible explosive eruption. Authorities in both Chile and Argentina have issued a red alert and ordered local evacuations.
Mexico has a problem with people disappearing. Tens of thousands of people went missing during the term of President Felipe Calderone. Now, the new president has pledged to help families get resolution -- but his new unit designed to do just that is off to a slow start, if it's a start at all.