It is not clear whether is Masum is armed as police warn not to approach him
A criminal investigation was launched after his death last May
Sad news
No arrests have been made at this stage
'I could have lost my life. It was terrifying'
The incident has left many in shock in the Bromley Cross area
A teenager is said to be in hospital 'fighting for his life'.
They have asked for anyone who saw an 'elderly male feeding the ducks' to come forward