Your wrap of the world stories that broke overnight.
1. Two out of three black boxes have been recovered from the site of the German train crash which happened last night at Bad Aibling in Bavaria, killing 10. The head-on collision also injured dozens and about 9 are in critical condition. Both drivers were killed, The investigation is focusing on whether the cab signalling system, which is meant to trigger an alarm if two trains are on the same stretch of track, was working.
2. Early voting in three small New Hampshire towns has taken place in the US state's presidential primary. The polls don't close until 1pm NZT. So far Bernie Sanders is leading Democratic rival Hillary Clinton by 60.7 to 32.1 per cent. On the Republican side Donald Trump, Ted Cruz and John Kasich are all on 24.3 per cent.
3. US intelligence chief James Clapper says in an assessment that North Korea could soon have enough plutonium for a nuclear weapon after restarting one of its reactors. He said it also had taken steps towards making an intercontinental ballistic missile system.
4. The Guardian reports that two tennis umpires have secretly been banned over a gambling scam. Four others face bans over allegedly conspiring with betting sydicates to cheat odds. The Guardian says umpires are alleged to have taken bribes to manipulate live scores on the International Tennis Federation's Futures Tour.