The US has a long rivalry with Russia in the olympics, dating back to the early days of the USSR. The joke referst to the fact that the Kardashians often date athletes (who don't usually handle the pressure of having such famous girlfriends well)

Edited, capitals are things I would add, parentheses are words I would delete 1: I'm a network engineer, so (that) I typically use a computer to configure network devices , perform research, (or) and create (a) documents when I am working. (And) After work , I usually study, play video gameS and watch MOVIES (via) on my computer. 2: wouldnt change anything 3:Yes. Computers allow me to be far more proficient in my work, studies, and performing research. On the other hand, with the (advancement) ADVANCE of computers, I am becoming less physically active.