UN humanitarian chief Valerie Amos calls for unlimited aid access to Syria's worst hit areas.<br/> <br />Speaking at a news conference in Ankara, Amos said she had spoken to Syrian government representatives but they'd asked for more time.<br/> <br />SOUNDBITE) (English) U.N. HUMANITARIAN CHIEF, VALERIE AMOS, SAYING:<br/> <br />"However,the government have agreed to a limited assessment exercise to be conducted by U.N. agencies and the Syrian authorities, which would give us some information about what is happening in the country."<br/> <br />Meanwhile, amateur videos from Syria posted on to a social media website - which Reuters cannot independently verify - purportedly reveal fresh fighting amid reports that 31 people were killed.<br/> <br />This burning car is reportedly in the Asheera neighbourhood of Homs while this amateur Homs footage shows smoke billowing from buildings amid sounds of heavy gunfire.<br/> <br />This footage, apparently from Damascus, purports to show a group of protesters chanting anti-regime slogans outside the captal's Russian embassy.<br/> <br />The resumption of the heavy shelling follows a few days of relative calm during which Amos visited Homs and said part of the city had been completely destroyed.<br/> <br />UN and Arab League evnoy Kofi Annan is due to arrive in Damascus on Saturday to try to calm the year-old conflict.<br/> <br />Sunita Rappai, Reuters
