Lawyers for the accused Boston Marathon bomber are due to ask a judge to dismiss some of the charges against him and to ease restrictions on him in prison.

Lawyers for Dzhokhar Tsarnaev will also ask the judge to order prosecutors to hand over more information on the defendant’s family as they seek to build a case that could limit his blame for the attack. Full story

“The west should have taken steps to make absolutely sure that eastern Ukraine would not fall too. That required a big stick, and big carrots too – or at least some subtle diplomacy. Instead we got utterly meaningless sanctions aimed at the wrong people (Putin’s big-business cronies do not determine his foreign policies).”
Angus Roxburgh: The west is obliged to defend Ukraine – and Putin must know what that means.

The human cost of the Bangladeshi garment industry

How did the clothes you’re wearing get to you? We trace the human cost of the Bangladeshi garment industry in video, words and pictures. View the interactive

Update: At least 295 missing as ferry sinks off the coast of South Korea

At least four reported dead and 55 injured as ships and helicopters race to save passengers, including children bound for holiday island. Latest story

Pictured: Maritime police search for missing passengers onboard the rapidly sinking ferry as night begins to fall. Photograph: Kim Hong-Ji/Reuters

Pro-Russian separatists seize Ukrainian armoured vehicles

Pro-Russian armed separatists have seized five armoured personnel carriers and a tank from the Ukrainian army, which they then drove in a victory lap through the centre of Kramatorsk in Ukraine’s east, where government forces are attempting to wrest back control of the city.

About 100 heavily armed men, some in balaclavas and wearing military fatigues, rode on top of the seized armoured vehicles, the first of which was flying a Russian tricolour. Full story

Photograph: Luke Harding

North Koreans complain to London hairdresser about Kim Jong-un poster

Seeking an arresting image to promote a special offer, a hairdressers in west London attracted more than just extra customers when it used a large poster of the North Korean leader, Kim Jong-un, in its window.

When M&M Hair Academy in south Ealing put up the 1-metre-by-1.2-metre poster featuring Kim’s distinctive short back and sides with longer centre parting and the words “Bad hair day?”, they received a visit from disgruntled North Korean officials. Full story

Photograph: M&M Hair Academy/PA

Nasa asks members of public to select spacesuit of the future

Nasa has collected more than 200,000 votes from members of the public who are on a mission to help the space agency select the spacesuit of the future.

Voting ends at midnight ET on Tuesday for the newest iteration of Nasa’s spacesuit. The competition pits three suits – “Biomimicry”, “Technology” and “Trends in Society” – against each other before the winner can be tested in Nasa’s facilities. Full story 

Boston marks first anniversary of Marathon bombing with day of tributes

Bells tolled across city at 2.49pm to mark the moment of the first blast, while ceremonies were attended by survivors and victims’ families. Read more

Photograph: Bill Sikes/AP

NYPD disbands controversial Muslim surveillance unit

A special New York police department unit that sparked controversy by tracking the daily lives of Muslims in an effort to detect terror threats has been disbanded, police officials said on Tuesday.

Stephen Davis, a spokesman for the NYPD, confirmed that detectives assigned to the unit had been transferred to other duties within the department’s intelligence division.

In a statement the mayor, Bill de Blasio, called the move “a critical step forward in easing tensions between the police and the communities they serve, so that our cops and our citizens can help one another go after the real bad guys”. Full story

Photograph: Seth Wenig/AP