Cartoonists across the globe are tweeting their responses to yesterday’s massacre at the Charlie Hebdo magazine in Paris, during which armed gunmen killed 12 people, including four French cartoonists.

Neelabh Banerjee

MacLeod Cartoons

Australian cartoonist and illustrator David Pope

Martin Vidberg: (The tweet reads “How can I draw today? How can I not draw today?” and the text of the cartoon reads “Today I am an editorial cartoonist. Today I am a journalist. Today I draw for Charlie Hebdo.”)

London illustrator Lucile Clerc

Na!, illustrator for BFMTV

Ruben L. Oppenheimer (@RLOppenheimer). Dutch political cartoonist.

Canadian political cartoonist Michael de Adder