Trump's national security adviser Michael Flynn resigns over Russia links

Michael Flynn, White House's national security adviser has tendered in his resignation letter. This came in the wakes of speculations of Donald Trump's links with Russia.

His resignation came after reports that the Donald Trump administration was warned last month by then acting attorney general Sally Yates that Michael Flynn, misled administration officials regarding his communications with the Russian ambassador to the United States and was potentially vulnerable to blackmail by the Russians. 

Here's a copy of his resignation letter...