<span style="color: #222222;">Tens of thousands of Lebanese took to the streets for a fourth day today to protest political stasis and corruption, as the government was rocked by the resignation of a coalition partner.<br />'' <br />''Demonstrations began spontaneously on Thursday in response to a proposed tax on calls via WhatsApp and other messaging services.</span><br />'' <span style="color: #222222;"><br />'' While the government quickly dropped the plans, the protests morphed into demands for a sweeping overhaul of Lebanon's political system, with grievances ranging from austerity measures to poor infrastructure.</span><br />'' <span style="color: #222222;"><br />'' Street rallies swelled again today, with thousands streaming into central Beirut and other locations throughout the country, many chanting 'revolution'.</span><br />