Ukrainian forces are increasing the intensity of long-range drone strikes deep into Russia ahead of Friday's planned meeting between Presidents Trump and Putin.

President Donald Trump and Russian President Vladimir Putin are set to meet in Alaska this Friday, raising concerns over Ukraine's exclusion from the one-on-one.

The threats, pressure and ultimatums have come and gone, but Russian President Vladimir Putin has maintained Moscow’s uncompromising demands in Ukraine, raising fears he could use a planned summit with U.