Police investigating the deaths of two Big Issue sellers in Birmingham said victims Wayne Lee Busst, 32, and Ian Watson Gladwish, 31, may have known their attacker.
We have had a fantastic response from the public so far and their information has proved vital to our investigation.
Early enquiries suggest that this wasn't random. The attacker appears to have known his victims.
Detective Inspector Rogers appealed for anyone who witnessed the stabbings on Friday evening to contact police on 101.
More top news
A list of commemorative events as the UK marks a decade to the day 52 were killed and hundreds injured in London terror attacks.
Larger stores could be allowed to open beyond the current six-hour limit on Sundays under a relaxation of rules in Wednesday's Budget.
IS is now attracting women and whole families as well as young men - but will any return to carry out another 7/7?