Puzzle 4

Winston, who served as the UK's PM during WWII

Related to the lungs

He played Jesse Pinkman on Breaking Bad

Essential, fundamental

Text showing when exactly a tweet was posted

Volte-face, complete change of mind

Twisted, misrepresented

Fish that produce the best caviar

Altitude, height

An explosive invented in Ancient China

Able to be used or be effective over big distances

Author of The Old Man and the Sea

1984 dance drama with Kevin Bacon

Having knowledge of the existence of something