Imvura ivanzemo n’umuyaga yaguye mu murenge wa Shangi mu ijoro rishyira tariki 20/09/2012 yangije amazu y’abaturage mu murenge wa Shangi, aje yiyongera ku zindi nyubako z’amashuri zangiritse ku gicamunsi cyo kuri uyu wa gatatu tariki 19/09/2012.
Mu mvura yaguye mu ijoro rishyira tariki 19/09/2012, igiti cy’ingazi cyari kiri hafi y’urwibutso rwa Jenoside yakorewe Abatutsi ruri mu mudugudu wa Gikuyu, akagari ka Ninzi mu murenge wa Kagano cyaruguyeho rusenyuka ku gisenge igice kimwe.
Bamwe mu bahinzi b’urutoki bo mu karere ka Nyamasheke bagiye guhabwa amahugurwa ku buryo bwo kunoza ubuhinzi bw’urutoki, maze bavayo bagahinduka abafashamyumvire bakanafasha abahinzi bandi kuvugurura urutoki binyuze mu mashuri yo mu mirima.
Minisiteri y’Umutekano yasuye abaturage b’akarere ka Nyamasheke mu rwego rwo kubakangurira kurwanya intwaro zitunzwe n’abaturage mu buryo butemewe n’amategeko, nk’uko biri muri gahunda yayo muri iki cyumweru cyahariwe mutekano.
Mu rwego rwo gushyira mu bikorwa inshingano rwahawe zo gukumira no kurwanya akarengane na ruswa ndetse n’ibyaha bifitanye isano nayo, urwego rw’umuvunyi rwateguye icyumweru cyo kurwanya akarengane mu karere ka Nyamasheke tariki 10-14/09/2012.
Abaturage n’abafatanyabikorwa b’akarere ka Nyamasheke beretswe ibyo babashije kugeraho muri 2011/2012, banerekwa ibikubiye mu mihigo basabwa kwesa muri 2012-2013, mu nteko y’akarere yateranye kuri uyu wa Gatanu tariki 31/08/2012.