a few years ago i would have been sitting here are admiring the view and malam on my phone., i suppose. one thing we are not doing so suppose. one thing we are not doing so much and our phones is talking. the number of mobile voice calls has fallen for the first time ever. rory cellan—jones, bbc news. you are with the briefing from bbc news. the latest headlines: there have been international calls for calm in zimbabwe after soldiers opened fire on opposition supporters alleging fraud in monday's elections. three people were killed. the electoral commission has not yet announced a result in the presidential vote. the turkish government has strongly condemned the united states' imposition of sanctions on the country's justice and interior ministers. washington is concerned about the continued detention of an american christian pastor, andrew brunson, on terrorism charges. the governor of california, jerry brown, has blamed climate change for a rise in the number of wildfires devastating the state. he said an increase in severity predicted for the middle of the century was hap