Buying up ballots in Mexico?

We start in Canada, where peaceful protests turn riotous as students take to the streets to voice their opposition to government plans to hike university tuition fees. Next, in the US, we look at a case that has touched a nerve among gay rights activists - a man is jailed for 30 days for filming his college roommate's gay kiss. Finally, we get up close with Hawaii's lava hunters - a few intrepid tourists in search of Hawaii's active volcano Kilauea.

In Montreal, a bitter fight between the government and students looks set to continue as Quebec's plan to raise tuition fees is met with fierce opposition. Next, the United States begins to try five men accused of plotting the September 11 terrorist attacks. Finally, Facebook goes to market for a whopping 100 billion dollars, but will investors "like" Mark Zuckerberg’s business plan?