Officials in Pakistan and the US are concerned that Islamist militants may use the chaos caused by the worst floods seen in Pakistan in decades to regroup. Much of the Pakistani army is diverted to relief efforts, leaving the country's southern Punjab region and northwestern parts vulnerable to re-insurgency. The Pakistani government is also concerned that the militants may use anger over government's tawdry relief response to galvanise the population against the government. US senator John Kerry visited Pakistan, and promised to increase US aid to $150 million. Read more: LA Times and Reuters.