Matthew Pantelis speaks with structural engineer and bridge designer Ian Firth on the bridge collapse in Baltimore after being hit by a cargo ship.
Listen live on the FIVEAA Player.

INTERVIEW - Eilish Maguire - Australian Red Cross's Extreme Heat Awareness Day
09:02

INTERVIEW - Robert Tolson - SA Ambulance Service calls for regional volunteers
11:53

INTERVIEW - Dr Matthieu Recugnat - Tinnitus Awareness Week
13:06