<div><span style="font-size: 1rem;">Four explosions were heard in the Ukrainian capital Kyiv early Sunday, with AFP journalists reporting a residential complex near the centre of the city had been hit, causing a fire and cloud of grey smoke.</span><br></div><div><br></div><div>The blasts occurred around 6:30 am (0330 GMT) but there was no immediate information on casualties. - AFP</div><div><br></div><div>bnbd24/fas</div>