By Samuel Burke, CNN

As Turkey launched retaliatory air strikes against Syria for a second day on Thursday, thousands of demonstrators marched on
Istanbul shouting “no to war.”

On Wednesday, Assad forces in Syria shelled a Turkish border town, killing five civilians in their home.

In recent weeks the Turkish people have grown critical of Prime Minister Recep Tayyip Erdogan's support for the Syrian opposition – partially because of what detractors say are bad elements that come with the flood of refugees entering Turkey.

Turkey has said it has no interest in a full-scale war, though parliament held an emergency session and voted to authorize military action. Turkish troops are now taking up positions in Akçakale, the Turkish town that Syria shelled Wednesday.

Syria has apologized for the escalation, but still the world watches anxiously.  FULL POST