The state of Indiana was among the first in a wave of states to pass a strict photo ID law to vote. Republicans say it was necessary to prevent fraud, while Democrats call it a solution in search of a problem.
The United Nations estimates Earth's population will reach 10 billion by 2100, which has some worrying whether we're reaching capacity. Others point out that population growth is slowing and are encouraging responsible resource consumption.
As China seeks to assert itself in Asia, President Barack Obama visited Australia to announce deeper ties between the nations' militaries, including a new Marine base for the United States. The move was seen as a counter-balance against China's growing presence.