diff --git a/teamanalysis/time.py b/teamanalysis/time.py
index 5ab7461..c8de1bc 100644
--- a/teamanalysis/time.py
+++ b/teamanalysis/time.py
@@ -4,5 +4,6 @@ import datetime
 def get_checkpoint(n):
     day_of_week = n.isoweekday()
     new_day = n - datetime.timedelta(days=(day_of_week-1))
-    checkpoint = datetime.datetime(new_day.year, new_day.month, new_day.day, 0, 0, 0, 1)
-    return checkpoint
+    start = datetime.datetime(new_day.year, new_day.month, new_day.day, 0, 0, 0, 1)
+    end = start + datetime.timedelta(days=7)
+    return start, end
diff --git a/tests/test_time.py b/tests/test_time.py
index 1462fe9..eece22f 100644
--- a/tests/test_time.py
+++ b/tests/test_time.py
@@ -8,6 +8,7 @@ import teamanalysis.time
     (datetime.datetime(2015, 1, 5, 2, 5, 5, 7835), datetime.datetime(2015, 1, 5, 0, 0, 0, 1)),
 ])
 def test_checkpoint(when, expected):
-    checkpoint = teamanalysis.time.get_checkpoint(when)
-    assert checkpoint == expected
+    start, end = teamanalysis.time.get_checkpoint(when)
+    assert start == expected
+    assert end == start + datetime.timedelta(days=7)