Evening top 5: Arrest over latest gangland murder; homeless warning; and Twitter flies free

The top stories of the day on Newstalk.com

Man arrested over murder of Gareth Hutch in Dublin city

Gardaí have arrested a man in connection with the murder of Gareth Hutch in Dublin earlier.

The 29-year-old is being questioned at Mountjoy garda station, under section 50 of the Criminal Justice.

Earlier, gardaí said two men were involved in the fatal shooting on North Cumberland Street at around 10.00am.

Fr Peter McVerry says the Taoiseach needs to declare a national emergency

One of the country's leading homeless campaigners has said the homelessness crisis in Ireland has "hit the wall".

Speaking to Newstalk Breakfast, Fr. Peter McVerry said the Taoiseach needs to declare a national emergency and get “every relevant agency around a table to produce a plan to prevent more families from becoming homeless”.

He said: "We've reached the end of the line. There is no more accommodation available".

Watch out for 'Whatsapp Gold' - it's malware

Whatsapp users are being targeted by hackers with the promise of an upgrade of the popular messaging app called 'Whatsapp Gold'.

If a message pops up on your phone saying something similar to this, don't follow the link provided:

"Hey. Finally Secret Whatsapp golden version has been leaked. This version is used only by big celebrities. Now we can use it too".

Rio-bound Katie Taylor "still doesn't believe she qualified"

Katie Taylor showed no signs of the pressure getting to her ahead of sealing Olympic qualification according to Ireland coach Eddie Bolger.

The London 2012 gold medal winner missed a chance to qualify last month when she surprisingly lost to Azerbaijan's Yana Alekseeva in Turkey.

But the AIBA World Championships provided another opportunity to get to Rio and she sealed the deal by reaching the semi-finals in a dominant win over Mexico's Victoria Torres in Kazakhstan.

Twitter confirms changes meaning users can compose longer tweets

Social media site Twitter has confirmed users will be able to compose longer tweets within the existing 140-character limit.

It says photos, videos and @names in reply tweets will no longer count toward the limit.

It says the this will make conversations "faster and more intuitive for people who come to Twitter everyday and those who are new to the service".