Facebook confirms trials of mid-roll ads on Facebook Live

Facebook has confirmed that it is seeking to monitise live-streams with the addition of mid-roll ads to its growing Facebook Live service. 
The world's largest social network confirmed the move to AdAge on Monday (1 August), saying in an email: "We're running a small test where a group of publishers have the option to insert a short ad break in their Facebook Live videos."
A source familiar with the matter, who has discussed the ads with Facebook, said the new format will appear five minute