article_snippet.sent: Under attack: Smoke and flames rise allegedly from Shiite Huthi rebels camps .
article_snippet.sent: such a threat might provoke. '
article_snippet.sent: They're unlikely to be part of any .
article_snippet.sent: Maybe They will reinforce the .
article_snippet.sent: For the people trapped between the warring sides, the arrival of the ICRC could not come soon enough.
article_snippet.sent: population is Shi'ite and attacks on Shi'ites are increasing, .