Q.1
"Breaking: Two Explosions in the White House and Barack Obama is injured", tweeted the AP account this week, having been hacked. Which organisation claimed credit?

Q.2
Which other Twitter account was apparently hacked by the answer to Question 1?

Q.3
What wiped $136 billion off the US S&P index this week in about two minutes?

Q.4
How did the New Zealand Conservative party leader's lawyer refer to him in a threatening letter this week?

Q.5
Australian police this week arrested the self-proclaimed leader of which organisation?