By DAVID McHUGH, AP Business Writer FRANKFURT, Germany (AP) — Germany's economic growth slowed in 2018 to the weakest rate in five years, adding to worries about a global downturn and the impact of trade conflicts. But government statistics officials, who reported that growth eased to 1.5 percent from 2.2 percent in 2017, said Europe's dominant economy at least escaped a feared recession in the fourth