Translation of mutmaßlich

The entire American mass media is now focusing on this event after Monday night's Halloween disaster, in which two people were accused. Only nine others will participate in the coming season.
Other tourists needed to check out first before others could check in. I wanted to see the ruins on the same day and booked a tour in this little jungle settlement and waited for the tour guide.
I was surprised that he charged 5 dollars extra (a total of fifteen instead of ten), because he had to take us to three different locations. I did not buy the whole thing and gave him ten bucks.